A Comet Photobombed a Powerful Telescope and Revealed Something Astronomers Rarely See
Naked Photo-Bombing Comet 28P/Neujmin captured by the Subaru Telescope (white box and enlarged inset). Image Credits: NAOJ. A…
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…
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…
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…
Webb Detects Methane on Interstellar Comet 3I/ATLAS
Using the spectral data from the Mid-Infrared Instrument (MIRI) onboard the NASA/ESA/CSA James Webb Space Telescope, astronomers have…
APOD: 2026 May 21 – A Collision of Galaxy Clusters
APOD: 2026 May 21 – A Collision of Galaxy Clusters Discover the cosmos! Each day a different image…
Newly Discovered Asteroid 2026 JH2 To Make Very Close Flyby Of Earth
Newly discovered asteroid 2026 JH2 will safely pass just 90,000 km above Earth on 18 May, offering astronomers…