Astronomers find galaxy Y1, a young star-forming region, revealing extreme heat just 600 million years after the Big Bang.

MeerKAT radio telescope discovers 49 hidden galaxies in less than three hours, revealing how much of the nearby universe ...

In a blow to anyone dreaming that complex life may exist elsewhere in the universe, a new study suggests we're unlikely to ...

Astronauts on the International Space Station were not only treated to a sight from Earth's atmosphere recently but also ...

They're called ghost particles for a reason. They're everywhere—trillions of them constantly stream through everything: our ...

While late M-stars are the easiest places to find Earth-sized planets, a new study suggests they are biological dead ends where animal life may never find enough fuel to evolve.

The Milky Way is expected to stand out in the sky in the coming days. The billions of stars comprising our home galaxy should appear especially vibrant in late-May as the band arcs across the night ...

The odds of discovering another Earth are looking slimmer than once believed. A growing body of evidence suggests that truly Earth-like conditions are rare, and complex life even rarer, perhaps to the ...