A dead star in our galactic neighborhood has produced a shimmering, ringed structure that looks uncannily like a cosmic ...

NASA and Breakthrough Listen issue a final verdict on the interstellar comet 3I/ATLAS. Is it an alien spaceship? Read the ...

Planets larger than Earth but smaller than Neptune – so called sub-Neptunes – are the most common type of known exoplanet. It ...

"We want to have epic, futuristic spaceships with lots of people in them," Elon Musk said at a Texas SpaceX presentation.

Scientists have found new evidence suggesting that interstellar 3I/ATLAS is not an alien spaceship, as one conspiracy theory ...

When interstellar visitor 3I/ATLAS exhibited some peculiar movements, speculation arose regarding potential alien origins.

Discovered by volunteer scientists, this alien planet is out of synch with its siblings ...

Explore how astronomers aim to identify signs of alien life by analysing the atmospheres of distant exoplanets through ...

NASA’s Pandora mission will study exoplanet atmospheres by separating star light from planet signals, helping scientists learn which distant worlds may have air, water, and signs of life ...