NASA's Hubble Telescope captured the rare phenomenon of a comet breaking apart, catching scientists off guard until they saw the jaw-dropping proof for themselves.

Learn how Hubble is measuring the expansion rate of the Universe in this new explainer from NASA's Goddard Space Flight Center. Credit: NASA's Goddard Space Flight Center Producer & Director: James Leigh Editor: Lucy Lund Director of Photography: James Ball Additional Editing & Photography: Matthew Duncan Executive Producers: James Leigh & Matthew Duncan Production & Post: Origin Films Video Credit: Hubble Space Telescope Animation Credit: M.

"It turns out that they're really cracked too, and that was the missing piece of the puzzle."

The Van Allen probe's mission was meant to last two years, but ended up going for nearly seven.

A full moon is seen shining over NASA's SLS (Space Launch System) and Orion spacecraft, atop the mobile launcher in the early hours of February 1, 2026. For 53 years, since the end of the Apollo program, humans have only felt the pull of the Earth's gravity.

Astronomers have tracked a powerful blast of radiation back to its source, finding a neutron star collision within colliding galaxies.

Two NASA astronauts will perform the first spacewalk of 2026 from the International Space Station. Here's how to watch.

A new study by NASA scientists explores the risks and challenges of human reproduction in space, especially for long missions to Mars.

Explore 25 Abandoned NASA Missions you've never heard of. Discover the untold stories of ambitious space projects canceled due to budget, tech, or politics