New Impact Crater Spotted on the Moon
Using images from the LROC instrument onboard NASA’s Lunar Reconnaissance Orbiter (LRO), scientists have discovered the biggest newly…
Study: Interstellar Comet 3I/ATLAS Formed in Cold, Nitrogen-Rich Environment
Astronomers have found new evidence that 3I/ATLAS, only the third confirmed interstellar object ever detected entering the Solar…
Puzzling Near-Earth Asteroid Turns Out to Be Comet with Weak Tail
The near-Earth object (875163) 1998 SH2, which is currently classified as an asteroid, has revealed a hidden identity: it’s…
NASA Solves Mystery Of Near-Earth Object, Finds It Was A Hidden Comet
New research led by scientists at NASA’s Jet Propulsion Laboratory in Southern California has revealed the identity of…
China’s Tianwen-1 Captures Rare Close-Up Images of Interstellar Comet 3I/ATLAS
An artist’s impression of 3I/ATLAS is shown as it passes near the Sun. Credit: NSF/AUI/NSF NRAO/M.Weiss China’s Tianwen-1…
APOD: 2026 July 17 – The Dust Trail of Comet Tempel 2
APOD: 2026 July 17 – The Dust Trail of Comet Tempel 2 Discover the cosmos! Each day a…
Interstellar Comet 3I/ATLAS Likely Originated in Outskirts of Ancient Planetary System
Astronomers using ESO’s Very Large Telescope (VLT) have measured carbon and nitrogen isotope ratios in 3I/ATLAS, the third…
Interstellar Visitor 3I/ATLAS Is Bursting With an Unexpected Chemical
An artist’s impression of 3I/ATLAS is shown as it passes near the Sun, illuminating one side of the…
Interstellar Comet 3I/ATLAS Is 12 Billion Years Old, Almost Three Times Older Than the Solar System
Credit: ESA. One year ago, on July 1 2025, astronomers discovered a fascinating new object moving through the…
Interstellar Comet 3I/ATLAS Formed Up To 12 Billion Years Ago, New Observations Suggest
The interstellar comet 3I/ATLAS carries a chemical fingerprint unlike anything in our Solar System, and it may have…
APOD: 2026 June 11 – The Mermaid Nebula Supernova Remnant
APOD: 2026 June 11 – The Mermaid Nebula Supernova Remnant Discover the cosmos! Each day a different image…
Interstellar Comet 3I/ATLAS Reveals Strange Chemistry Beyond Our Solar System
This is a Hubble Space Telescope image of the interstellar comet 3I/ATLAS. Hubble photographed the comet on July…