Astronomers say that mysterious interstellar visitors like 'Oumuamua and 3I/ATLAS are the most common large bodies in the ...

The closest technological species to us in the Milky Way galaxy could be 33,000 light years away and their civilization would ...

Earth is pretty special, and as far as we know, the only place in the universe with life. But how special is it really? There ...

Stellar migration may greatly increase the number of habitable planets in the Milky Way. Future ESA missions will test these predictions with detailed exoplanet observations. What can the Galactic Hab ...

In the vast universe, a grand event spanning billions of years is quietly brewing—the Milky Way and Andromeda galaxies will ...

Today, let's talk about something truly astonishing in the universe — in 3.7 billion years, the Milky Way and the Andromeda Galaxy are going to collide! This news is absolutely incredible; just ...

The first image of the whole Earth from space came in 1972, when astronaut Ron Evans or Harrison Schmitt took a photo from ...

If there’s one of these planets that could potentially sustain liquid water on the surface, it’s probably that one.” ...

CAPE CANAVERAL, Fla. (AP) - It turns out that looming collision between our Milky Way and Andromeda galaxies might not happen after all. Astronomers reported Monday that the probability of the two ...

IMAGE: An artist’s impression of a free-floating planet. Using observations and archival data from several of NSF’s NOIRLab’s observatories, together with observations from telescopes around the world ...

Researchers have long thought that the Milky Way would collide with the Andromeda galaxy in four to five billion years. This scientific illustration depicts Earth's horizon four billion years in the ...

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. June’s full moon ...