An unsettling early image of the interstellar object 3I/ATLAS has forced scientists to confront anomalies that defy simple ...

NASA’s veteran Mars orbiter MAVEN has fallen ominously silent, cutting off a decade-long stream of atmospheric data that reshaped how scientists think about the red planet’s past. After weeks without ...

So what is your favorite planet?” As museum educator Melissa Moeller opened up her presentation on the solar system Saturday ...

There are about 15,000 satellites orbiting the Earth. Most of them, like the International Space Station and the Hubble ...

Knowable Magazine reports 2025 faced turmoil in U.S. science amid job cuts and budget slashes, yet saw advances in gene ...

Short-lived radioisotopes such as aluminum-26 influenced early solar system heat, water retention and the formation of Earth-like rocky planets, according to meteorite analyses and models.

JWST observations of the ultra-hot super-Earth exoplanet TOI-561 b provide the strongest evidence to date for an atmosphere surrounding a rocky planet beyond our Solar System.

Using lunar ice to make rocket fuel could help future lunar settlements sustain themselves and provide a launch pad for ...

NASA’s Polarimeter to Unify the Corona and Heliosphere (PUNCH) mission launched in 2025 alongside NASA’s SPHEREx space ...

The intermittent nature of solar energy poses challenges to grid stability, making accurate ultra-short-term solar irradiance ...

Lineups of planets have often attracted attention for their supposed effects on human affairs—and for several days in early January, five solar system bodies are arranged in a n ...