Cosmic rays, high-energy particles that travel through space, have puzzled scientists for decades. One particular feature of ...

Meet HD 98800, a nearby quadruple‑star system in the constellation Crater. It sits about 150 light‑years away and is 10 million years old.

On November 16, 1974, humans sent their first message to the stars in an attempt to contact extraterrestrials. They did this ...

For years, astronomers talked about coronal mass ejections on other stars almost like ghost stories. You hear signs, hints ...

While many tragically underutilized humanoids roam the galaxy, these are the five species that need immediate attention.

NASA found what looked like a planet, but its behavior was bizarre. Turns out, Einstein saw it coming, 88 years ago.

Scientists have identified three Earth-sized planets orbiting two stars in the TOI-2267 system. Remarkably, planets transit ...

TESS launched atop a SpaceX Falcon 9 in 2018 to study exoplanets that transit their star from our perspective, meaning they ...

Astronomers have discovered phosphine gas in the atmosphere of an ancient brown dwarf, Wolf 1130C, using the James Webb Space ...

ATLANTA — Tarik Skubal views the strike zone differently than robot umpires. “I have this thing where I think everything is a strike until the umpire calls it a ball,” Detroit’s AL Cy Young Award ...

Comet 3I/ATLAS, a 7-billion-year-old visitor from another star system, is stirring alien rumors. Scientists explain why the ...

Three young stars have been kicked out of their cosmic nursery, perhaps for engaging in a gravitational brawl, according to Hubble Space Telescope scientists, who released images of the trio on ...