Add Yahoo as a preferred source to see more of our stories on Google. Photo Illustration by Thomas Levinson/The Daily Beast/Getty Between 1957 and 1968, scientists decided to try their hand at ...

The NASA/ESA Hubble Space Telescope reobserved interstellar comet 3I/ATLAS on 30 November with its Wide Field Camera 3 instrument. At the time, the comet was about 286 million kilometers from Earth.

3I/ATLAS interstellar comet or alien spacecraft? This question gained attention after NASA released new images of comet 3I/ATLAS on 18 December. The images were captured by the Europa Clipper ...

The plot of the movie Independence Day could soon become reality—as early as this November. According to Harvard astronomer Avi Loeb, a 20-kilometer-wide unidentified space object exhibits some ...

Harvard astrophysicist Avi Loeb claims humanity missed a historic chance to find alien life on interstellar object 3I/ATLAS, warning it may have been a spacecraft on a seeding mission.

Mysterious space object was possible alien probe A mysterious space object spotted by astronomers last fall might have been an alien probe, according to a new paper by Harvard researchers.

We're just weeks away from this interstellar visitor reaching its brightest in Earth's night skies. Will we see it? There's been a lot of hype and rumours about alien comet 3I/ATLAS lately, so where ...

An alien visitor passing through our solar system made its closest approach to Mars earlier this month, and two European robotic spacecraft orbiting the red planet turned to take a look. 3I/ATLAS is ...

Five years ago a very strange object—maybe a thousand feet long, oblong, shiny and fast—streaked across space, tens of millions of miles from Earth. Its course and speed indicated it had come from ...

The audio version of this article is generated by AI-based technology. Mispronunciations can occur. We are working with our partners to continually review and improve the results. Antennas of the ...

A Harvard University astrophysicist claims biological creatures would not be able to survive the journey to Earth, which puts the kibosh on any reports on alien sightings in our skies. Avi Loeb says ...