In a stroke of luck, astronomers saw the comet C/2025 K1 (ATLAS) break into four or five fragments in November after it passed close to the sun.

A century after Robert Goddard’s first-ever launch of a liquid-fueled rocket, two NASA experts weigh in on what his legacy ...

In a happy twist of fate, NASA's Hubble Space Telescope witnessed a comet in the act of breaking apart. The chance of that happening while Hubble watched is extraordinarily minuscule. The findings are ...

To capture unprecedented, high-resolution images of distant exoplanets, NASA is actively developing a mind-bending mission that uses the Sun’s massive gravitational field as a giant magnifying glass.

NASA deployed a fleet of spacecraft and ground-based observatories to photograph interstellar comet 3I/ATLAS as it crossed through the inner solar system, producing the most detailed views ever ...

The Van Allen Probe A spacecraft is the latest in a long line of space junk that has re-entered the Earth's atmosphere. For example, in 2024, a pallet of batteries jettisoned from the International ...

Engineers work slowly around a partially assembled spacecraft in a spotless lab at NASA's Goddard Space Flight Center in ...

NASA’s DART mission precisely measured changes in asteroid Dimorphos’ orbit and the Didymos system’s heliocentric motion using radar, stellar occultations and space observations.

Two of the world’s most powerful space telescopes have joined forces to produce a stunning new image of the Cat’s Eye Nebula, one of the most visually complex objects in the known universe. The ...

About 13.8 billion years ago, the origin of the universe began with the Big Bang. Scientists say all space, time, matter, and ...

LONDON — Astronomers have spotted a galaxy so faint, it's almost invisible — a discovery that could help illuminate one of the most elusive substances in the universe. The researchers found Candidate ...

J.-C. Cuillandre & E. Bertin (CEA Paris-Saclay), Z. Tsvetanov This new NASA/ESA Hubble Space Telescope image features one of the most visually intricate remnants of a dying star: the Cat’s Eye Nebula, ...