Comets

Saturn Dazzles, New Comet Rises, and Auroras Loom: Skywatch Alert for Sept 24–25, 2025

Saturn Steals the Show If you step outside on these late-September nights, Saturn immediately grabs your attention. The ringed planet reached opposition (when Earth passed directly between Saturn and the Sun) on

24 September 2025

Interstellar Comet 3I/ATLAS: A Visitor from Beyond the Solar System

Rare Interstellar Comet Racing Through Our Solar System Could Be the Oldest Ever Seen

A Mysterious Visitor from Beyond the Solar System Interstellar comet 3I/ATLAS photographed under dark skies during a lunar eclipse, revealing an emerald-green coma surrounding its nucleus space.com. This rare alien comet carries

17 September 2025

Astronomy · Comets · Science · Solar System · Space

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

17 September 2025

Astronomy · Astrophysics · Comets · Science News · Space Exploration

Interstellar Comet 3I/ATLAS Shrouded in CO₂ Fog – NASA’s SPHEREx Reveals a Cosmic Visitor’s Secrets

3I/ATLAS (C/2025 N1 ATLAS) was discovered July 1, 2025 by the ATLAS survey telescope in Chile and is on a hyperbolic, unbound path with eccentricity ~6.2, making it the third confirmed interstellar

5 September 2025

Astronomy · Comets · Discoveries · NASA · Space

Interstellar Comet 3I/ATLAS: A Visitor from Beyond the Solar System

3I/ATLAS was first spotted on July 1, 2025 by the ATLAS telescope in Río Hurtado, Chile, and officially designated 3I/2025 A1 (ATLAS), the third confirmed interstellar object after 1I/‘Oumuamua (2017) and 2I/Borisov

19 August 2025

Astronomy · Comets · Interstellar Objects · Solar System · Space Exploration

3I/ATLAS: The Fastest Interstellar Comet Ever—Here’s What Scientists Are Saying

Interstellar Comet 3I/ATLAS – Third Cosmic Visitor Unveiled, Fast and Enormous

3I/ATLAS is the third interstellar object ever recorded. It was first spotted on July 1, 2025 by the ATLAS survey telescope in Río Hurtado, Chile. The designation 3I/ATLAS marks it as the

2 August 2025

Astronomy · Comets · Discoveries · Interstellar Objects · Space News

Astronomers Spot a 7-Billion-Year-Old Interstellar Comet – Could It Be the Oldest Ever Seen?

On July 1, 2025, the ATLAS telescope in Río Hurtado, Chile, detected 3I/ATLAS near Jupiter’s orbit with a hyperbolic, interstellar trajectory. 3I/ATLAS is the third interstellar object identified, following 1I/ʻOumuamua in 2017

17 July 2025

Astronomy · Comets · Discoveries · Science News · 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

8 July 2025

Astronomy · Astrophysics · Comets · Scientific Discoveries · Space Exploration

3I/ATLAS: The Fastest Interstellar Comet Ever—Here’s What Scientists Are Saying

3I/ATLAS (C/2025 N1) is the third identified interstellar object, discovered on 1 July 2025 by the ATLAS telescope in Chile. It is on an extremely hyperbolic trajectory with a velocity of about

3 July 2025

2025 · Astronomy · Comets · Discoveries · Space Science

Comets News: 3 July 2025 - 24 September 2025