A comet from another star system is sweeping through our cosmic backyard and, for the first time, astronomers have picked up ...

Mars has long been pictured as a cold, quiet desert, its famous dust storms more cinematic backdrop than active player in the ...

From Viking to Perseverance, scientists have spent decades chasing chemical hints that could point to life beyond Earth.

In 2026, there will be journeys to the moon and Mars, new visions of the cosmos and a solar eclipse that might be worth ...

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