Astrophysics News 8 July 2025

Interstellar Comet 3I/ATLAS: Cryovolcanoes, Expanding Coma and ‘Heartbeat’ Pulses – Latest Updates as of December 3, 2025

Published: December 3, 2025 Interstellar comet 3I/ATLAS – only the third known visitor from another star system – is putting on one of the strangest shows astronomers have ever seen. In the last 48 hours alone, new research and images have revealed:

3 December 2025

Sharper Black Hole Images Could Put Einstein’s Gravity to the Test: New Study Maps What Future Telescopes Must See (7 Nov 2025)

Brighter Than 10 Trillion Suns: Record Black Hole Flare 10 Billion Light‑Years Away

Date: November 7, 2025 Key points What happened—and why this one is different A Caltech‑led team reports an extraordinary flare from the supermassive black hole in AGN J2245+3743, first seen rising dramatically in 2018 and now recognized as a record‑setter

8 November 2025

Astronomy · Astrophysics · Black Holes · Cosmic Phenomena · Space Exploration

Record-Setting Black Hole Flash Dazzles Astronomers: “One-In-A-Million” Flare Blasts Light = 10 Trillion Suns

An Unprecedented Cosmic Flare On Nov. 4, 2025 astronomers worldwide were abuzz: a supermassive black hole had produced the most luminous flare ever recorded. At its peak the outburst was “30 times brighter than any prior black hole flare,” equivalent to

5 November 2025

Astronomy · Astrophysics · Black Holes · Cosmic Phenomena · NASDAQ:RKLB · NYSE:BA · NYSE:LMT · NYSE:SPCE · Space Discovery

Alien Probe or Cosmic Relic? Interstellar Comet 3I/ATLAS Baffles Scientists (updated 27.10.2025)

Interstellar Comet 3I/ATLAS Stuns Scientists with Surprising Bright Outburst and Ancient Origins

A Visitor From Beyond the Solar System In July 2025, astronomers discovered something extraordinary: a dim, fuzzy comet hurtling toward the inner solar system on a path not bound to the Sun. Follow-up observations confirmed this object – now named

4 November 2025

Astronomy · Astrophysics · Comets · Scientific Discoveries · Space Exploration

Interstellar Comet 3I/ATLAS Stuns Scientists – Brightening, Blue Glow & Mystery Acceleration

A Mysterious Visitor from Beyond the Solar System When astronomers spotted a faint new object moving rapidly through the outer solar system in July 2025, they quickly realized it was not an ordinary comet. Its extra-high velocity and open-ended (hyperbolic)

3 November 2025

Astronomy · Astrophysics · Comets · Scientific Discoveries · Space Exploration

Rogue Planet Gobbles 6 Billion Tons of Gas per Second — Behaving Like a Star

A Cosmic Feeding Frenzy Astronomers have long known that rogue planets (also called free‑floating planetary‑mass objects) drift through space without a host star sciencealert.com. Most are cold and quiet, but Cha 1107-7626 is anything but quiet. In late June 2025, it suddenly brightened dramatically. Follow-up observations

4 October 2025

Astronomy · Astrophysics · Exoplanets · Scientific Discoveries · Space Exploration

Mysterious Comet SWAN R2: New Interstellar Visitor or Oort Cloud Wanderer?

Discovery of Comet C/2025 R2 (SWAN) Comet C/2025 R2 (SWAN) was spotted in early September 2025 in a rather unconventional way – by searching for faint glows in SOHO satellite images. The SOHO spacecraft’s SWAN instrument scans the entire sky

17 September 2025

Astronomy · Astrophysics · Comets · Science News · Space Exploration

Baby Black Hole Booted Across Space: First-Ever Measurement of a Cosmic “Natal Kick”

A Cosmic Kick: Newborn Black Hole Sent Careening Through Space On April 12, 2019, two black holes collided 2.4 billion light-years away – an event detected as gravitational-wave signal GW190412. What happened next was extraordinary: the newly merged black hole

16 September 2025

Astronomy · Astrophysics · Black Holes · Cosmic Phenomena · Space

Interstellar Comet 3I/ATLAS: Origin, Trajectory and Scientific Stakes In 2025’s Third‑Ever Extrasolar Visitor

<li ATLAS imaged the interstellar candidate on 1 July 2025, with precovery back to 14 June 2025, and it was designated C/2025 N1 (ATLAS) and later 3I/ATLAS as the third confirmed interstellar object after Oumuamua and Borisov. <li A JPL

8 July 2025

Astronomy · Astrophysics · Comets · Scientific Discoveries · Space Exploration

Astrophysics News 8 July 2025 - 3 December 2025