August 2026 will give the inhabitants of the Earth the opportunity to see a rare large parade of planets — a phenomenon that gathers several planets at once in one area of the sky. Some of them will ...

A giant planet had been hiding inside one of astronomy’s most closely studied planetary systems, concealed by a bright disk of cosmic dust. Webb revealed Beta Pictoris d through atmospheric traces of ...

Scientists are documenting a planetary system in the Milky Way galaxy that is so starkly dissimilar to our own solar system that they are struggling to find ​the proper terminology to describe it.

Exoplanets are planets that orbit stars other than the sun and thus exist outside the solar system. The word "exoplanet" ...

Astronomers have discovered a faint new world orbiting a young star after more than a decade of cosmic hide-and-seek.

Astronomers have discovered a rocky exoplanet that has an atmosphere and sits within the habitable zone of a solar system.

A meteorite that crashed into a New Jersey bedroom in the summer of 2024 may hold a clue to ancient life on Earth.

Since then, astronomers using both space-based and Earth-based telescopes have found more than 6,200 exoplanets scattered ...

A groundbreaking mission that explored Pluto and distant solar system objects in unprecedented detail has awakened from its longest sleep ever — and it’s 5.9 billion miles from Earth.

I/ATLAS, the third interstellar comet after ‘Oumuamua and 2I/Borisov, has revealed itself to be as old as the universe. It ...

Scientists have painted the most detailed portrait yet of the planetary system orbiting Barnard's Star—the sun's closest ...

Learn when and where to see July’s moon – planet alignment and summer meteor showers, plus the Texas dark-sky parks that ...