Giant volcano on Mars hiding in plain sight

A newly found giant volcano on Mars erupted in "modern times" and could erupt again. It's the site of glacier ice, with implications for life and exploration.

How ice shells of ocean moons provide clues to habitability

Researchers at Cornell University say that scientists can determine the water temperature of ocean moons by measuring the thickness of their ice shells.

Interstellar signal linked to aliens was just a truck

New analysis of seismic waves recorded around the time the 2014 interstellar meteor hit Earth shows it was not an interstellar signal but a nearby truck.

Europa has enough oxygen to support a million people

Europa has enough oxygen to support 1 million people a day, but that's less than once thought. This could have implications for habitability in Europa's ocean.

Uranus discovered by accident on this date in 1781

William Herschel spotted Uranus in 1781 during a routine survey of the stars. It was the 1st new planet found since ancient times.

A message to Europa from the people of Earth

NASA released images of the message to Europa that will be on the Europa Clipper. It contains a microchip with over 2.6 million names submitted by the public.

A ‘new star’ from a nova outburst is expected soon

A recurring nova in Corona Borealis - T CrB - will probably appear as a 'new star' and brighten enough to see with the unaided eye sometime in 2024.

What are Hubble and Webb looking at right now?

The recently redesigned Space Telescope Live webapp gives up-to-the-minute information about what the Hubble and Webb space telescopes are observing.

See dozens of planet-forming disks in groundbreaking survey

A new survey looked at 86 young stars and their planet-forming disks in 3 gas clouds in our own Milky Way. See the wide variety of dusty disks here.

1st-ever metal scar on a cannibal star

Astronomers have discovered a metal scar on a cannibal star, a white dwarf or "dead" star. They believe it formed when the star consumed one of its planets.