The search for intelligent life in our galaxy is shifting from abstract speculation to detailed cartography, as researchers ...

American space agency NASA announced the first major science program for the Nancy Grace Roman telescope, aside from the ...

In the vast, quiet theatre of deep space, not many things capture the human imagination like a traveler from another world.

The SAGA Survey just published three new research articles that provide us with new insights into the uniqueness of our own Milky Way Galaxy after completing the census of 101 satellite systems ...

Scientists from Helsinki, Durham and Toulouse universities used data from NASA's Hubble and the European Space Agency's Gaia space telescopes to simulate how the Milky Way and Andromeda will evolve ...

The interstellar comet 3I/ATLAS is just days away from coming as close to Earth as it will ever get. Here's how you can track it and spot it.

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