Discover why the solar system's planets are arranged as they are, shaped by formation conditions and planetary migration.

The United States has withdrawn from the International Solar Alliance. This move could impact the agency's aim to attract solar investments. The US departure is part of a broader policy shift. The ...

Now, a new Nature study points to an answer by catching four planets at a stage most systems never show us: The awkward, ...

The star system V1298 Tau reveals that many planets begin as large, low-density worlds that slowly shrink and shed their ...

2025 MN45 isn't the overall spin-rate record holder. Astronomers have found a number of small asteroids — those just a few ...

24P/Schaumasse will make its closest pass of the sun on Jan. 8, according to In-the-sky, when it will pass 109.7 million ...

A test model of the Perseverance rover, designed to explore the surface of Mars, sits in a garage at NASA’s Jet Propulsion ...

Across the Milky Way, planets slightly larger than Earth but smaller than Neptune appear around most stars. Yet our own solar ...

The launch window for a small satellite developed in partnership with Lawrence Livermore National Laboratory (LLNL) opened this week at Vandenberg Space Force Base in Santa Barbara County.