McKinley Museum planetarium director Suzie Dills says her trip to the Galileo museum in Italy was educational, and a thrill.

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 highly anticipated interstellar comet is currently invisible from Earth and completely hidden by the Sun's glare.

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

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.' ...

The piece is a work of enormous scope and forcefulness that reaches, by some pivot of a lens, an intimacy that surprises.

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

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

The dog collar is impeccably white, the suit perfectly pressed, the black shoes polished to a shine. In appearance, Father ...

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

Elizabeth C. Babcock, the founding director of the Smithsonian American Women's History Museum in Washington, D.C., returns ...