A large cloud of tiny fragments revolves around Earth following satellite explosions, rocket stage malfunctions, and ...

Parker continues to operate in its unique orbit around the Sun, with future mission milestones beyond 2026 currently under ...

Astronomers have discovered a tiny, ghostly galaxy in a remote corner of the universe, likely a cosmic castaway flung from ...

In a recent piece for my column The Universe, I wrote about the biggest black holes in the cosmos. Black holes are rather ...

This technology offers a solution to the continuous accumulation of space debris, such as defunct satellites and spent rocket stages.

Gauging the mass of a black hole is tricky, but astronomers have devised multiple methods to measure the heft of these galactic gluttons ...

Our readers continue to grapple with this one, with the latest batch of answers giving a more hopeful response to any readers ...

The spacecraft will perform a series of engine burns to adjust its orbit and reach the station for robotic capture and ...

The U.S. Federal Aviation Administration (FAA) has cleared Firefly Aerospace to resume launches of its Alpha rocket. The approval follows a months-long review of the failed "Message in a Booster" ...

Scientists are closely monitoring Comet 3I/ATLAS, an interstellar object. Discovered in July 2025, it's moving at record ...

The period known as "cosmic noon," which took place roughly 2 to 3 billion years after the Big Bang, was characterized by the rapid formation of new stars and planetary systems. Naturally, objects ...

The long-standing idea of planets forming in perfectly flat, orderly discs has been challenged by new research. Instead of ...