Most astronomers agree that young galaxy clusters should be relatively cool compared to older ones. But researchers recently ...

Researchers are astounded by a young galaxy cluster, SPT2349-56, found to be hotter than the sun's surface, challenging existing theories on galaxy evolution.

"WIMPs are still the leading candidate for dark matter, but billions of dollars of experiments have been done, only getting ...

The most striking claim about 3I/ATLAS is its estimated age range of 8-14 billion years. This analysis, led by Michele ...

Beehive cluster, a group of 1,000 stars, will be visible to stargazers in January. How to see it, what’s visible to naked eye ...

If scientists are able to inspect it in person, and they find that Mars was indeed once alive with microbes, we would know ...

Astronomers may have discovered a previously unknown type of astronomical object, nicknamed “Cloud-9,” that could shed light ...

The massive sunspot that sparked an "extreme" geomagnetic storm in May 2024 unleashed hundreds of other dangerous solar ...

Shining in the constellation Gemini near the bright stars Pollux and Castor, Jupiter's opposition is the best time to see the ...

The solar system’s largest planet shines bright as the Moon wanes and Saturn’s moons dance in the sky this week.

That makes 2026 an excellent time to plan a northern lights trip. Whether you're dreaming of auroras above Arctic fjords, ...

The Schmidts' philanthropic research organization will build a 3-meter space telescope and fund three ground-based facilities.