"When beggars die, there are no comets seen;
The heavens themselves blaze forth the death of princes."

— William Shakespeare
Julius Cæsar

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Updated: 4 hours 11 min ago

Huge, solar flare-launching sunspot has rotated away from Earth. But will it return?

Wed, 05/15/2024 - 5:40pm
The behemoth sunspot AR3664 has finally rotated out of Earth's view, firing off two more big solar storms on its way out the door. Will it come back?
Categories: Astronomy

How do you forecast a solar storm? Space weather experts explain

Wed, 05/15/2024 - 5:00pm
While the weekend solar event gave us quite the show in the night sky, it also helps scientists learn more about space weather to continue to improve forecasts.
Categories: Astronomy

Cosmic butterfly or interstellar burger? This planet-forming disk is the largest ever seen

Wed, 05/15/2024 - 4:00pm
A distant planetary nursery is breaking all records as it shows the extremes to which planet formation can go.
Categories: Astronomy

To better predict volcanic eruptions, you have to dig deep — very deep

Wed, 05/15/2024 - 3:00pm
New research suggests studying the state of magma in deep reservoirs can improve volcanic eruption predictions.
Categories: Astronomy

Where did Earth's water come from? This ancient asteroid family may help us find out

Wed, 05/15/2024 - 2:00pm
The family is part of a larger asteroid that was smashed to pieces 130 million years ago.
Categories: Astronomy

Wow! Satellite views International Space Station from only 43 miles away (photo)

Wed, 05/15/2024 - 1:30pm
The International Space Station was caught on camera in an incredible new photo from HEO Robotics, which images satellites using space-based sensors.
Categories: Astronomy

Cotton candy exoplanet is 2nd lightest planet ever found

Wed, 05/15/2024 - 1:00pm
A newly discovered giant planet is the density of a vast cloud of cotton candy. The sweet discovery of WASP-193 b marks the entry of the second-lightest exoplanet ever seen into the exoplanet catalog.
Categories: Astronomy

Learn how to become an astrobiologist in new issue of NASA's graphic novel series

Wed, 05/15/2024 - 12:00pm
A preview of NASA's latest issue of "Astrobiology," their fun ongoing graphic novel series
Categories: Astronomy

Milky Way's halo is filled with 'magnetic donuts' as wide as 100,000 light-years

Wed, 05/15/2024 - 11:00am
Astronomers have determined that the Milky Way's outer halo is filled with "magnetic donuts" that are as wide as 100,000 light-years. The discovery could shed light on how cosmic magnetic fields form and evolve.
Categories: Astronomy

Earth-size planet discovered around cool red dwarf star shares its name with a biscuit

Wed, 05/15/2024 - 10:21am
Astronomers have discovered an Earth-size planet orbiting a red dwarf star, making just the second planetary system seen around one of these tiny, cool, dim, but common, stars.
Categories: Astronomy

Supernova-filled galaxy dazzles in new Hubble Telescope image

Wed, 05/15/2024 - 10:00am
The Hubble Space Telescope recently imaged an actively star-forming galaxy named UGC 9684.
Categories: Astronomy

NASA details plan to build a levitating robot train on the moon

Wed, 05/15/2024 - 9:00am
NASA's plan to build a train track on the moon is part of the agency's Innovative Advanced Concepts program, which aims to develop "science fiction-like" projects for future space exploration.
Categories: Astronomy

How NASA's Ingenuity helicopter opened the Mars skies to exploration

Wed, 05/15/2024 - 8:49am
The Ingenuity Mars helicopter's flying days may be over, but its influence will be felt far into the future.
Categories: Astronomy

Artemis 2 astronauts simulated a day in the life on their moon mission. Here's what they learned (exclusive)

Wed, 05/15/2024 - 6:00am
How do you get ready for flying to the moon? The Artemis 2 astronauts practiced a day in space ahead of their historic liftoff in 2025 to see what living in the Orion spacecraft is like.
Categories: Astronomy

Satellite images of Rafah illustrate Palestinians fleeing the city

Tue, 05/14/2024 - 6:08pm
Satellite imagery of Rafah, Gaza, provided by commercial company Planet Labs, offers a spaceborne view of the Israel-Hamas war.
Categories: Astronomy

Big decision! Curiosity rover keeps following possible Mars river remnant

Tue, 05/14/2024 - 4:00pm
After much debate, the Curiosity Mars rover team decided to continue following an intriguing channel rather than send the robot on an off-road detour.
Categories: Astronomy

Blue Origin targeting May 19 for 1st crewed spaceflight since 2022

Tue, 05/14/2024 - 3:00pm
Blue Origin is targeting Sunday (May 19) for the six-person NS-25, the company's first crewed spaceflight since August 2022.
Categories: Astronomy

Car-size asteroid gives Earth a close shave in near-miss flyby (video, photo)

Tue, 05/14/2024 - 2:45pm
A car-sized asteroid flew very close to Earth on Tuesday morning (May 14), just two days after being discovered.
Categories: Astronomy

Sun unleashes massive X8.7 solar flare, biggest of current cycle, from super-active monster sunspot (video)

Tue, 05/14/2024 - 2:17pm
A monster sunspot on the sun's surface just won't quit, erupting yet again this week with a whopping X8.7-class solar flare on Tuesday (May 14).
Categories: Astronomy

Jupiter's mysterious moon Amalthea spied crossing the Great Red Spot (photo)

Tue, 05/14/2024 - 1:59pm
NASA's Juno spacecraft has spotted the elusive fifth moon of Jupiter transiting the giant planet's Great Red Spot, giving astronomers a rare view of this small but intriguing natural satellite.
Categories: Astronomy