Last week NASA announced the "clearest sign of life that we've ever found on Mars". Amazing news, or a "crushing blow" for humanity?

The composition of crystals in volcanic rocks changes with their ages in ways that correlate with the Solar System’s movements around the Milky Way, scientists have reported. If the relationship is a ...

With 274 confirmed moons as of March of 2025, Saturn is the solar system planet with the most natural satellites. By 1789, ...

An international team led by the University of Geneva (UNIGE), including scientists from the National Centre of Competence in Research PlanetS, the University of Warwick, and the Canary Islands ...

The Kuiper Belt is loosely defined as a doughnut-shaped swath of space beginning just beyond the orbit of Neptune and ...

3I/ATLAS, an interstellar object currently zipping through the solar system, is capturing the attention of astronomers, the public and even most of our deep space assets. Its hyperbolic orbit tells us ...

The period known as "cosmic noon," which took place roughly 2 to 3 billion years after the Big Bang, was characterized by the rapid formation of new stars and planetary systems. Naturally, objects ...

Three celestial bodies are about to meet up for one night in September in a conjunction that should be widely visible in the U.S. – including Florida.

Xinting Yu, assistant professor in the Department of Physics and Astronomy at The University of Texas at San Antonio, is one of two recipients of the 2025 Harold C. Urey Prize. The national award from ...

University of Virginia astronomy undergraduates focus on the shadows of asteroids and dwarf planets for their Earth-bound ...

While Mars today only has a wispy remnant of an atmosphere, it may once have had one hundreds of times thicker with a ...