Avi Loeb said bases this hypothesis on a July 21 image captured by the Hubble Space Telescope and shared by NASA.

A Harvard scientist has suggested that an interstellar object passing through the solar system might be a nuclear-powered alien spaceship. Most astronomers believe the object, dubbed 3I/ATLAS, […] ...

The scientist has a history of making controversial claims about objects from interstellar space. He is well-known for his bold claim that the first interstellar object found, 1I/ʻOumuamua, was an ...

On Sept. 11, 2022, engineers at a flight control center in Turin, Italy, sent a radio signal into deep space. Its destination ...

Astronomers captured a glimpse of the innermost layers of a massive star before it exploded in a supernova, changing their ...

The time is coming for SpaceX's gargantuan Starship launch vehicle to take off once again from the company's South Texas headquarters.

Elon Musk hopes to expand SpaceX Starship operations in Florida as he continues to work toward launching to Mars in 2026. About that specific deadline ...

An epic discovery was made inside a mysterious giant hole what started as a treasure hunt quickly escalated with police involvement, wild snakes, and a shocking find beneath the surface. This ...