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Space Exploration 6 December 2025 - 18 December 2025

Interstellar Comet 3I/ATLAS Today: Latest Dec. 17, 2025 Updates Ahead of Its Dec. 19 Earth Flyby

Interstellar Comet 3I/ATLAS Today: Latest Dec. 17, 2025 Updates Ahead of Its Dec. 19 Earth Flyby

Two days before it reaches its closest point to Earth, interstellar comet 3I/ATLAS is giving astronomers and serious backyard skywatchers a rare, time-limited opportunity: observe a visitor that formed around another star, then wandered into our solar system on a one-way trip back to interstellar space. The flyby itself isn’t close in the everyday sense—NASA says 3I/ATLAS will remain about 1.8 astronomical unitsfrom Earth on Dec. 19, 2025. But for scientists, it’s still “close” enough to run intensive observation campaigns, compare measurements across many telescopes and spacecraft, and test new ways of tracking fast-moving objects. NASA Science+1
18 December 2025
Jared Isaacman NASA Today: Senate Confirms Billionaire Spaceflight Veteran as New NASA Administrator (Dec. 17, 2025)

Jared Isaacman NASA Today: Senate Confirms Billionaire Spaceflight Veteran as New NASA Administrator (Dec. 17, 2025)

WASHINGTON — Jared Isaacman, the billionaire entrepreneur and private astronaut best known for commanding the all-civilian Inspiration4 mission and SpaceX’s Polaris Dawn, was confirmed by the U.S. Senate on Wednesday, December 17, 2025, to lead NASA. The confirmation vote was 67–30, elevating Isaacman to the role of NASA administrator at a moment when America’s civil space program is juggling high-profile Moon and Mars ambitions, intense geopolitical competition with China, and renewed political scrutiny over budgets and contracting. Reuters+2AP News+2 Isaacman’s ascent is more than a headline about a famous space tourist taking a government job. It also signals how central commercial space has become to NASA’s future—especially as the agency faces workforce strain and pressure to move faster on Artemis, the Moon-to-Mars strategy, and major science missions that could be delayed or reshaped in the year ahead. Reuters+1
18 December 2025
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Interstellar Comet 3I/ATLAS Nears Closest Earth Flyby on Dec. 19: New X‑ray Views, UN Tracking, and What Scientists Know Now

Interstellar Comet 3I/ATLAS Nears Closest Earth Flyby on Dec. 19: New X‑ray Views, UN Tracking, and What Scientists Know Now

December 15, 2025 — A rare visitor from beyond our solar system is making its final, headline-worthy sweep through the inner neighborhood — and the countdown to its closest pass by Earth is nearly over. Interstellar comet 3I/ATLAS) will reach its closest approach to Earth on Friday, December 19, 2025, staying a safe ~1.8 astronomical units away — about 270 million kilometers, roughly twice the average Earth–Sun distance. It poses no threat to Earth, but the timing is ideal for professional observatories — and for skilled backyard stargazers with telescopes — to squeeze out precious data before the comet continues outward on an escape trajectory that will eventually carry it back into interstellar space. AP News+2NASA Science+2
15 December 2025
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Comet 3I/ATLAS Today (Dec. 15, 2025): The Interstellar Visitor Turns Green Ahead of Its Dec. 19 Flyby

Comet 3I/ATLAS Today (Dec. 15, 2025): The Interstellar Visitor Turns Green Ahead of Its Dec. 19 Flyby

On December 15, 2025, the solar system’s most talked-about “visitor” is back in headlines for two very comet-like reasons: it’s brightening and it’s glowing green. The object is Comet 3I/ATLAS—often shortened to “3I/Atlas comet”—the third confirmed interstellar object ever found passing through our neighborhood, after 1I/ʻOumuamua and 2I/Borisov. Space+1
15 December 2025
SpaceX Starlink Launches Dec. 15, 2025: Falcon 9 Sends 29 Satellites to Orbit from Cape Canaveral After Historic 550th Booster Landing

SpaceX Starlink Launches Dec. 15, 2025: Falcon 9 Sends 29 Satellites to Orbit from Cape Canaveral After Historic 550th Booster Landing

CAPE CANAVERAL, Fla. — SpaceX opened Monday with another late-night-to-early-morning Starlink push, lofting 29 internet satellites into low Earth orbit from Florida’s Space Coast just hours after a separate Starlink mission out of California marked a major milestone in booster reusability. At 12:25 a.m. EST on Dec. 15, a Falcon 9 rocket rose from Space Launch Complex 40 at Cape Canaveral Space Force Station, threading a narrow weather needle after forecasts warned of strong winds and cloud-rule constraints. The first stage returned to the Atlantic for a droneship landing, keeping SpaceX’s rapid-fire launch cadence intact as the company closes out a record-setting year for its workhorse rocket. Space+2Spaceflight Now+2
15 December 2025
Moon in December 2025: Waning Crescent Tonight, New Moon Date, Geminids Peak, and NASA’s Latest Lunar Push

Moon in December 2025: Waning Crescent Tonight, New Moon Date, Geminids Peak, and NASA’s Latest Lunar Push

December 14, 2025 is shaping up as one of the most “Moon-centric” nights of the month—not because the Moon is bright and dominating the sky, but because it isn’t. With the Moon now a waning crescent and shrinking toward the New Moon on December 19, skywatchers are getting darker skies right as the Geminid meteor shower reaches its peak window. WUSF+2Space+2 At the same time, December’s Moon story isn’t only about stargazing. NASA’s lunar program is also in the headlines this month, from new Artemis lunar surface science instruments to “blast-in-a-vacuum-sphere” tests designed to understand how rocket exhaust will kick up abrasive lunar dust during future Moon landings. NASA Science+1
14 December 2025
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Comet 3I/ATLAS Update (Dec. 13, 2025): New Green Glow, First X‑Ray Views, and What’s Next for the Interstellar Visitor

Comet 3I/ATLAS Update (Dec. 13, 2025): New Green Glow, First X‑Ray Views, and What’s Next for the Interstellar Visitor

On December 13, 2025, Comet 3I/ATLAS—the third confirmed interstellar object ever found crossing our solar system—is back in the headlines as astronomers release fresh observations that deepen the mystery of this rare cosmic flyby. It’s not just “another comet”: 3I/ATLAS is an outsider from beyond the Sun’s gravitational family, racing through on a hyperbolic path that proves it wasn’t born here. NASA Science+1 Today’s developments add two eye-catching chapters to the story:
13 December 2025
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Comet 3I/ATLAS Update (Dec. 12, 2025): First X‑Ray View, Green Glow, and How to Spot the Interstellar Visitor

Comet 3I/ATLAS Update (Dec. 12, 2025): First X‑Ray View, Green Glow, and How to Spot the Interstellar Visitor

On December 12, 2025, the rare interstellar comet 3I/ATLAS is back in headlines for two reasons: a newly released X‑ray view from ESA’s XMM‑Newton and fresh Gemini North telescope images showing the comet looking noticeably greener—all as the object heads toward its closest approach to Earth on December 19. NASA Science+3European Space Agency+3Phys.org+3 Today’s coverage converges on a simple theme: as 3I/ATLAS moves away from the Sun, scientists are catching it in more wavelengths—and the comet’s behavior is evolving quickly enough to be visible even in week‑to‑week comparisons.
13 December 2025
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NASA Loses Contact With Critical MAVEN Mars Orbiter: What the Sudden Silence Means for Future Missions

NASA Loses Contact With Critical MAVEN Mars Orbiter: What the Sudden Silence Means for Future Missions

NASA is racing to re‑establish contact with MAVEN, a Mars orbiter that has quietly underpinned Red Planet science and communications for more than a decade, after the spacecraft unexpectedly fell silent on December 6, 2025.NASA Science+2ScienceAlert+2 The loss of signal raises urgent questions about the health of the spacecraft, the resilience of NASA’s aging Mars communications network, and the knock‑on effects for current and future missions — including plans to eventually return Martian rock samples to Earth.Scientific American+1
11 December 2025
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NASA Loses Contact With MAVEN Mars Orbiter: What the Silent Spacecraft Means for Future Mars Missions

NASA Loses Contact With MAVEN Mars Orbiter: What the Silent Spacecraft Means for Future Mars Missions

NASA is racing to re-establish contact with one of its most important Mars orbiters after an unexpected loss of signal on December 6, 2025. NASA’s MAVEN spacecraft, which has been orbiting Mars since 2014, stopped talking to Earth on December 6, 2025. Before the blackout, telemetry showed the spacecraft behaving normally as it slipped behind Mars in its usual orbit. But when MAVEN emerged from the planet’s far side, NASA’s Deep Space Network didn’t hear the expected carrier signal.NASA Science+1
11 December 2025
Interstellar Comet 3I/ATLAS Lights Up December Skies: X‑Ray Glow, Life‑Building Molecules and How to Watch the December 19 Flyby

Interstellar Comet 3I/ATLAS Lights Up December Skies: X‑Ray Glow, Life‑Building Molecules and How to Watch the December 19 Flyby

As of 11 December 2025, interstellar comet 3I/ATLAS has turned into the most closely watched object in the night sky — and not just by astronomers. In the last few days we’ve had: At the same time, a swirl of headlines about “World War I chemical weapons” and “alien probes” is competing with the science. Here’s a clear, news-style rundown of what we actually know today.
11 December 2025
NASA’s Interstellar Comet 3I/ATLAS: New Images, Life’s Ingredients and What Comes Next After the December Flyby

NASA’s Interstellar Comet 3I/ATLAS: New Images, Life’s Ingredients and What Comes Next After the December Flyby

As of December 10, 2025, NASA and partner observatories are racing to squeeze every last photon out of interstellar comet 3I/ATLAS — a green-glowing, ice‑volcano‑blasting visitor loaded with the chemical “ingredients for life.” Here’s the latest on what we’ve learned and what to watch in the days ahead. 3I/ATLAS — also cataloged as C/2025 N1 — is only the third confirmed object ever seen passing through our solar system from another star system, after 1I/ʻOumuamua in 2017 and 2I/Borisov in 2019.NASA Science+1
10 December 2025
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Interstellar Comet 3I/ATLAS Glows in X-Rays and Life‑Building Molecules as Earth Flyby Nearby

Interstellar Comet 3I/ATLAS Glows in X-Rays and Life‑Building Molecules as Earth Flyby Nearby

As of December 10, 2025, a rare interstellar comet is putting on a quiet but scientifically spectacular show across the solar system — from X‑rays to organic chemistry. Interstellar comet 3I/ATLAS , also cataloged as C/2025 N1, is only the third confirmed interstellar object ever seen passing through our solar system, after 1I/ʻOumuamua and 2I/Borisov.xrism.jaxa.jp+ 1
10 December 2025
Interstellar Comet 3I/ATLAS Nears December 19 Flyby: New Hubble Photos, First X‑Rays and How to See It Today

Interstellar Comet 3I/ATLAS Nears December 19 Flyby: New Hubble Photos, First X‑Rays and How to See It Today

On December 9, 2025, interstellar comet 3I/ATLAS) is racing through the inner solar system, just 10 days away from its closest approach to Earth. Today’s wave of new images and data — from Hubble, ESA’s JUICE spacecraft, Japan’s XRISM X‑ray observatory, ALMA, and both professional and amateur telescopes — is turning this icy visitor into one of the most studied comets in history. Chron+3NASA Science+3European Space Agency+3 Below is a roundup of what’s new today, why 3I/ATLAS matters, and what skywatchers can realistically expect to see.
9 December 2025
Interstellar Comet 3I/ATLAS Today (December 8, 2025): Latest NASA Images, ‘Serial Killer’ Debate and How to See the Visitor from Another Star

Interstellar Comet 3I/ATLAS Today (December 8, 2025): Latest NASA Images, ‘Serial Killer’ Debate and How to See the Visitor from Another Star

On December 8, 2025, interstellar comet 3I/ATLAS is racing through the inner solar system, past the Sun and on its way to a safe but scientifically thrilling flyby of Earth on December 19. In the last 24–48 hours, new Hubble photos, Mars-orbiter results, and a fresh analysis from a Harvard astrophysicist have pushed this icy visitor back into the headlines. Live Science+2FOX Weather+2 Here’s a deep, news-ready look at what 3I/ATLAS is, what’s new today, and how skywatchers can try to catch it before it disappears back into interstellar space.
9 December 2025
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Interstellar Comet 3I/ATLAS Erupts with Activity in New NASA and ESA Images Ahead of December 19 Earth Approach

Interstellar Comet 3I/ATLAS Erupts with Activity in New NASA and ESA Images Ahead of December 19 Earth Approach

Hubble, ESA’s Juice spacecraft and ALMA are now all locked onto the rare interstellar visitor 3I/ATLAS, revealing dramatic jets, twin tails and a rich mix of organic molecules as the comet makes a safe, distant pass through the inner solar system. Interstellar comet 3I/ATLAS – officially C/2025 N1 – has moved from obscure sky dot to global headline-maker in just a few months.
8 December 2025
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Interstellar Comet 3I/ATLAS: Ice Volcanoes, Life’s Building Blocks and the December 19 Flyby — Latest Updates as of December 8, 2025

Interstellar Comet 3I/ATLAS: Ice Volcanoes, Life’s Building Blocks and the December 19 Flyby — Latest Updates as of December 8, 2025

As of December 8, 2025, interstellar comet 3I/ATLAS) has gone from an obscure discovery to a global headline-maker. New observations are revealing cryovolcano‑like eruptions, an atmosphere rich in prebiotic molecules, and spectacular images from NASA and ESA ahead of its December 19 close approach to Earth— all while fringe claims about aliens and “electromagnetic sickness” swirl online. Here’s a clear, evidence-based look at what we actually know right now about 3I/ATLAS, and why this visitor from another star system matters.
8 December 2025
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Interstellar Comet 3I/ATLAS Lights Up December Skies: New Images, ‘Ice Volcanoes’ and Life‑Linked Molecules

Interstellar Comet 3I/ATLAS Lights Up December Skies: New Images, ‘Ice Volcanoes’ and Life‑Linked Molecules

Published December 7, 2025 Interstellar comet 3I/ATLAS – only the third confirmed visitor ever seen passing through our Solar System from another star – is putting on its biggest show yet this December. As it brightens again after looping behind the Sun, astronomers are releasing a flood of new results: Hubble and ESA’s Juice spacecraft have snapped fresh images, radio telescopes have detected the comet’s first “radio signal,” and new chemistry measurements reveal surprisingly large amounts of methanol and hydrogen cyanide, molecules tied to both the origins and the destruction of life. Live Science+3Live Science+3IFLScience+3
7 December 2025
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Interstellar Comet 3I/ATLAS Lights Up the Solar System: New Hubble and Juice Images Reveal Jets, Dual Tails and a Puzzling ‘Heartbeat’

Interstellar Comet 3I/ATLAS Lights Up the Solar System: New Hubble and Juice Images Reveal Jets, Dual Tails and a Puzzling ‘Heartbeat’

As of December 7, 2025, interstellar comet 3I/ATLAS has become the most closely watched object in the sky. In just a few days, NASA, ESA and independent astronomers have released a flood of new images and analyses: Hubble’s fresh November 30 portrait, ESA’s Juice spacecraft NavCam teaser, a Psyche mission tracking update, and new scientific work on the comet’s jets, strange sunward “anti‑tail” and 16‑hour brightness rhythm. Wikipedia+3NASA Science+3European Space Agency+3 At the same time, the comet is heading toward its closest approach to Earth on December 19, when it will pass at a safe distance of about 1.8 astronomical units, still far beyond the orbit of the Moon. Wikipedia+1
7 December 2025
Interstellar Comet 3I/ATLAS: Hubble, ESA’s Juice and ‘Ice Volcanoes’ Transform Our View of a Wild Interstellar Visitor

Interstellar Comet 3I/ATLAS: Hubble, ESA’s Juice and ‘Ice Volcanoes’ Transform Our View of a Wild Interstellar Visitor

As of December 6, 2025, astronomers around the world are racing to squeeze every possible observation out of interstellar comet 3I/ATLAS – only the third known object ever seen passing through our solar system from another star. Fresh images from NASA’s Hubble Space Telescope, ESA’s Jupiter Icy Moons Explorer, heliophysics probes, Mars missions, ground-based observatories and new radio detections are painting a picture of a surprisingly active, chemically complex “visitor” that remains no danger to Earth but a gold mine for science. European Space Agency+4NASA Science+4NASA Science+4 3I/ATLAS, formally designated C/2025 N1, was discovered on July 1, 2025 by the NASA‑funded Asteroid Terrestrial‑impact Last Alert System survey telescope in Rio Hurtado, Chile. Archival images show it had already been in view since early May, but at first it was just a faint speck drifting against the stars. NASA Science+2NASA Science+2
6 December 2025
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Stock Market Today

  • Nike (NKE) tops Q4 EPS but revenue comes in just shy of last year
    June 30, 2026, 7:35 PM EDT. Nike (NKE) posted Q4 earnings of $0.20 per share, beating the Zacks estimate of $0.11. That's an 82% surprise. Revenue was $10.97 billion, off slightly from $11.1 billion a year ago, but still 1.13% above forecasts. The company has now beaten both earnings and revenue estimates four quarters in a row. Still, Nike stock is down 34.9% for the year, while the S&P 500 is up 8.7%. Nike carries a Zacks Rank #4 (Sell) as negative earnings estimate revisions point to weaker performance. Wall Street is looking for $0.46 EPS on $11.42 billion in revenue next quarter. Industry trends and management comments on the call will be watched for guidance on the stock.
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