Scientists believe it will fly by Earth on or close to Dec. 19. It'll be some 170 million miles away. "So that's going to be ...

Harvard astrophysicist Avi Loeb has intensified his call for NASA to release high-resolution images of the enigmatic ...

Blue Origin's New Glenn rocket was scheduled for launch on Sunday (Nov. 9) but it has been delayed until Wednesday (Nov. 12) ...

Nuclear propulsion in space is no longer a theoretical option — it is a necessity. Without it, deep-space research will ...

NASA has placed Comet C/2025 V1 under close observation after its rapid movement through the solar system drew comparisons to ...

Astronomers have ruled out alien origins for interstellar visitor 3I/ATLAS, confirming it's a natural comet—not an ...

A newly discovered comet named C/2025 V1, which some have compared to 3I/ATLAS, is due to make its closest approach to Earth on Tuesday, Nov. 11.

Amid growing mystery surrounding 3I/ATLAS, GOP Rep. Anna Paulina Luna is calling on NASA to share unreleased data and images ...

I/Atlas is brightening, turning blue and emitting a radio signal, but scientists say its path misses Earth by a wide margin and it poses no threat to humans.

China’s Tianwen-1 orbiter has captured an image of 3I/ATLAS during its fly-by of Mars, furthering efforts to shed light on ...

Whilst the interstellar visitor was out of view, it appears to have changed course slightly, brightened, and may have lost ...