The Webb telescope — a scientific collaboration between NASA, ESA, and the Canadian Space Agency — is designed to peer into ...

According to a tenet scientists call the cosmological principle, our place in space is in no way exceptional. But recent ...

Each year, researchers make new observations and revisit old data that redefines what we know about how Earth, the solar system, galaxy, heck—the whole universe—came to be. From stunning ...

On the evening of February 28, stargazers will witness a rare celestial event: an alignment of seven planets visible ...

The atmosphere, a thin veil of molecules enveloping Earth, reaches about 20 miles (32 kilometers) above the planet's surface.

What If is a Webby Award-winning science web series that takes you on a journey through hypothetical worlds and possibilities, some in distant corners of the universe, others right here on Earth.

New research suggests that most of the atoms within the human body likely spent part of their lives drifting beyond the Milky ...

And we've even observed fluctuations of starlight in our own galaxy ... of solar system physics, but it also gives us a new window into astrophysics, into early-universe cosmology, and into ...

A Precision Test of General Relativity. While Einstein’s famous theory of general relativity accurately describes the motion of celestial bodies in our solar system, less is kno ...

Space photos remind us that, around every corner of our vast universe, something spectacular ... humanity's first landing on a moon in the outer solar system when it touched down on Titan.

middle school students learn about the scale and structure of the Milky Way Galaxy - a cosmic haystack. They study SETI science by using simple astronomical tools to solve some of the problems of ...