On Jan. 31, 1958, Explorer 1 became the first satellite launched by the United States. Its primary science instrument, a ...

They show up as a mathematical solution in general relativity, basically as a time-reversed version of a black hole. Some ...

More and more papers are coming out about the upcoming Habitable Worlds Observatory (HWO). As the telescope moves from theory ...

A newly studied solar system breaks the usual planet pattern, raising fresh questions about how rocky and gas planets form.

All the “normal” matter, like the stars, gas, dust, and people, is called baryonic matter, and it’s basically the tiny visible fraction of a universe that’s mostly invisible and still not fully ...

NASA Earth to Sky Team Adirondacks has invited the public to a celebration of science featuring climate research, astronomy ...

The Apollo missions changed how scientists understand the moon. Returning with Artemis could help solve some of the biggest ...

Out in the Kuiper Belt, the massive doughnut of debris beyond Neptune, about one in 10 kilometer-scale objects have surprised scientists with their unexpected shape. Rather than resembling a ball, ...

The universe might have far more amino acids lying around than we realized, which gives life itself far more chances to begin ...

If executed at the scale, Musk's orbital data center plan could have devastating effects on the environment and the ...

An accomplished CalTech astrophysicist with more than four decades of research contributions in galactic astronomy and the ...

A wonderful celestial event known as a total lunar eclipse will occur in the skies above North America during the morning ...