Astronomy

An artist’s rendering of the mysterious object, which has a mass about 2.6 times that of the sun and was consumed by a black hole some 23 times the mass of the sun. Astronomers say it's less massive than any known black hole and more massive than any known collapsed star, called a neutron star.

Distant Black Hole Collides With a Mysterious Object

Scientists detect what is either the heaviest known neutron star or the least massive black hole ever recorded

Summer solstice sunrise over Stonehenge

How to Livestream Stonehenge's Summer Solstice Celebrations

Annual event at the Neolithic monument will be broadcast virtually in place of an in-person gathering

A near-infrared, color image taken by NASA's Cassini spacecraft shows the sun glinting off of north polar seas on Saturn's largest moon, Titan. Similar glints were spotted from Earth in 2000 at Titan's equator but Cassini found no evidence of liquid there.

Bright Patches on Saturn’s Largest Moon Are Dried-Up Lake Beds

New study tackles a 20-year-old mystery about Titan, the second-largest moon in the solar system

Monitor local animal populations, identify plants, transcribe women astronomers' notes, bird-watch and more.

Seventy-Five Scientific Research Projects You Can Contribute to Online

From astrophysicists to entomologists, many researchers need the help of citizen scientists to sift through immense data collections

Scientists have recorded footage of a black hole shooting hot gas and energy into space

Watch This Black Hole Spew Gas and Energy Into Space

A new video shows a black hole, about 10,000 light years away from Earth, shooting enormous jets of matter

Kathy Sullivan, left, and Victor Vescovo, right

Astronaut Kathy Sullivan Becomes First Woman to Reach Deepest Part of the Ocean

Sullivan is now the first person to have both walked in space and descend to the furthest reaches of the seafloor

At the center of the swirl, a bright yellow spot is has a characteristic twist that indicates the birth of a new exoplanet.

This Very Large Telescope Snapped an Exoplanet's Baby Photos

The fiery swirl looks like a "Doctor Who" title card, but it’s actually a photograph of a planet-in-progress 520 light year away

An artist's rendering of what a moon base might look like

Astronauts Could Use Their Own Pee to Build a Moon Base

A compound in human urine can be used to create 'lunar concrete,' new research suggests

Artist’s impression of the triple system with the closest black hole.

Astronomers Discover the Closest Known Black Hole

The newfound 'invisible' object is only 1,000 light years from home

Venus' volatile atmosphere expands in the sun, creating a low pressure area that drives strong winds around the planet.

The Forces Behind Venus’ Super-Rotating Atmosphere

Earth’s sister planet spins slowly, but its atmosphere whips around at high speeds

On April 24, 1991—a year after it was launched into space—Hubble snapped a shot of the Cygnus Loop supernova remnant, a relic of a star that exploded in a massive cataclysm about 15,000 years ago.

This NASA Website Shows What the Hubble Telescope Saw on Your Birthday

The snazzy search is part of the telescope’s 30th anniversary celebration

The list covers findings in biology, justice and human rights, the environment, and more.

Fifty Things We’ve Learned About the Earth Since the First Earth Day

On April 22, 1970, Americans pledged environmental action for the planet. Here’s what scientists and we, the global community, have done since

A conceptual diagram, showing the installation of a telescope in a crater on the far (dark) side of the moon.

The Far Side of the Moon May Someday Have Its Own Telescope, Thanks to NASA Funding

The project hasn’t yet been greenlit, but a proposal just got major funding to explore the potential for the lunar observatory

An image of the April 2012 Lyrid meteor shower raining down on Earth, taken from the International Space Station.

How To Watch April’s Lyrid Meteor Shower From Home

Though not as plentiful as the Perseids in summer, the Lyrids can serve up some serious fireballs

Artist's conception of SN2016aps, a supernova that was brighter and released more energy than any other ever observed by astronomers.

Astronomers Spy Brightest Supernova Ever Seen

A star 100-times more massive than the sun exploded with 10-times more energy than a normal-sized supernova

An artist's impression of 'Oumuamua, first spotted in 2017.

Scientists Suggest New Origin Story for 'Oumuamua, Our Solar System’s First Interstellar Visitor

Perhaps the cigar-shaped object is a shard from a shredded planetary body, a computer simulation suggests

The supermoon in March, called a Worm Moon, was the first of three supermoons in a row.

April’s Super 'Pink' Moon Will Be the Brightest Full Moon of 2020

Despite the name, moon won’t have a rosy hue. The name alludes to flowers that bloom in April

Hayabusa2 deployed a camera to film the plume of regolith thrown up by the impact.

Japan's Experiment to Calculate an Asteroid's Age Was a Smashing Success

The spacecraft Hayabusa2 hurled a four-pound copper ball toward the asteroid's surface at about 4,500 miles an hour to create an artificial crater

Oscillations originating deep inside the sun become detectable only on the surface.

How Do Scientists Record Sounds From the Sun? And More Questions From Our Readers

You’ve got questions, we’ve got experts

An artist's concept of the solar system

Where Will NASA Explore Next? Here Are the Four Shortlisted Missions

Targets include Venus, Jupiter’s moon Io and Neptune’s moon Triton

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