In 2025, astronomers sharpened their view of the planetary system around Proxima Centauri — the sun's closest stellar ...

The moon and sun share top billing in 2026. Kicking off the year's cosmic wonders is the moon, drawing the first astronauts ...

Early Mars seems to have had a protective atmosphere and liquid water in the form of oceans, rivers, and lakes. It may also ...

Neptune’s supersonic winds and icy storms revealed a planet so extreme that it forever changed our picture of the solar ...

This year NASA unveiled new discoveries beyond our solar system, the count has surpassed 6,000, with several thousands more ...

I/ATLAS will pass Earth safely tonight, providing scientists with a unique opportunity to study material from outside our ...

Across the Milky Way and beyond, planetary systems appear to fall into a few recurring blueprints, and recent exoplanet ...

The discovery is the first direct observational confirmation of a theory for how young stars feed on, and then explosively ...

Interstellar object 3I/ATLAS has triggered a global scientific alert after emitting mysterious radio signals, prompting NASA ...

For decades, researchers have been studying the formation of rings around planets like Saturn in an attempt to understand what criteria have to be met in order to make and sustain these rings. It was ...

From an interstellar comet to breathtaking auroras and from brand-new rockets to iconic space telescopes, here are some of our favorite images from the cosmos in 2025 ...

Covering a range of genres and styles, these are the 50 greatest photographers the world has ever seen (probably) ...