A decade ago, we spotted an exoplanet that could be the most habitable world yet discovered. Now we're about to find out if ...

Last fall, a Chinese spacecraft orbiting Mars captured images of a comet from another star system, offering scientists a ...

Some animals are so big, even with the knowledge they’re real, pictures of them still look fake. A seal as big as a small ...

The James Webb Space Telescope has taken another major step in transforming how scientists study distant worlds. For the first time, astronomers can investigate the surface composition of a rocky ...

Sega and Creative Assembly finally shared a brief teaser for their long-awaited sequel to Alien: Isolation to celebrate Alien Day 2026. The teaser, which you can watch below, is titled "False Sense of ...

In space, no one can hear you scream...but your neighbors might when they see you've got a 6-foot alien in your front yard. Reading time 1 minute April 26 is Alien Day, and Disney’s celebrating the ...

Measurements of this interstellar comet’s molecular makeup show an excess of heavy water molecules that is dramatically different from anything known to have ever formed around our sun ...

Scientists have discovered unexpected water-ice clouds on a distant, Jupiter-like exoplanet, challenging current atmospheric models. By directly imaging Epsilon Indi Ab with the James Webb Space ...

Astronomers have identified a clue hidden in the light of certain stars that's already led them to discover seven new alien planets, with more expected to come. To be clear, these alien planets likely ...

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Scientists have uncovered a surprising way to study the harsh space weather around young M dwarf stars. Mysterious dips in starlight turned out to be massive rings of plasma swirling in the stars’ ...