Kenna Hughes-Castleberry is the Content Manager at Space.com. Formerly, she was the Science Communicator at JILA, a physics ...

The interstellar object 3I/ATLAS has astonished astronomers by turning distinctly blue and rapidly brightening as it neared ...

The universe has quasi-moons, mini-moons, and moonlets, but no official definition of what counts as a moon.

Harvard's Avi Loeb says interstellar comet 3I/ATLAS may show forces beyond gravity. Scientists using JWST and Swift report ...

While most scientists believe it’s a natural comet, one Harvard astronomer has suggested its unusual features could hint at ...

Harvard's Avi Loeb reveals a '0.6% cosmic coincidence' linking the interstellar object 3I/ATLAS to the mysterious 1977 'Wow!

Avi Loeb's controversial theories on 3I/ATLAS and its extraterrestrial implications face major scrutiny from top astronomers, ...

Elon Musk unveils his 'secret' theory that the interstellar object 3I/ATLAS could be 'aliens.' Discover the anomalies, why NASA is silent, and the debate over its 'artificial origin.' ...

3I/ATLAS, first observed by NASA’s ATLAS telescope in July 2025 ... head of Harvard University’s Galileo Project, outlined ...

The non-gravitational acceleration was measured at the perihelion distance of 1.36 times the Earth-Sun separation (defined as ...

Harvard astrophysicist Dr Avi Loeb theorises that interstellar Comet 3I/ATLAS, which approaches Earth on October 29, may ...

The interstellar object 3I/ATLAS has unexpectedly turned blue and brightened significantly near the Sun on October 29, 2025, ...