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Astrobiology 10 hours ago

Earth 2.0 or its evil twin? Discovery of Earth-sized planet could shed light on conditions necessary for life

The discovery of a planet similar to Venus around a star in the neighborhood of the solar system raises hopes that astronomers may someday unlock the secret to why life appeared on Earth.

Space Exploration 16 hours ago

'Planetary parade' to start in June

First came a rare solar eclipse, followed by the northern lights, fueled by a solar storm. The next celestial phenomenon will come next month, when skygazers can look forward to an alignment known as a "planetary parade."

Space Exploration May 22, 2024

NASA's Psyche fires up its sci-fi-worthy thrusters

NASA's Psyche spacecraft passed its six-month checkup with a clean bill of health, and there's no holding back now. Navigators are firing its futuristic-looking electric thrusters, which emit a blue glow, nearly nonstop as ...

Earth Sciences May 22, 2024

Beach erosion will make Southern California coastal living five times more expensive by 2050, study predicts

Rising sea levels and urban development are accelerating coastal erosion at an alarming rate in Southern California with significant ripple effects on the region's economy, a USC study reveals.

Space Exploration May 20, 2024

Appropriate exercise is an important part of crew health during space missions

Future missions to the moon and Mars must address many challenges, including preventing loss of bone and muscle tissue in astronauts. Research on the International Space Station is helping to address this challenge.

Astrobiology May 20, 2024

Exploring extremes in the search for life on Mars

People might assume the search for life on Mars ended when NASA's first rovers sent back images of the planet's barren, inhospitable surface. However, as scientists broaden their understanding of the extreme conditions in ...

Planetary Sciences May 20, 2024

Astronomers determine Mars may face more potentially hazardous asteroids than Earth

A team of astronomers at Nanjing University has found evidence that Mars likely has more potentially hazardous asteroids in its path than Earth. In their study, posted on the arXiv preprint server, the group investigated ...

Space Exploration May 17, 2024

Ariane 6 launches Replicator for 3D printing in open space

Europe's newest rocket soon launches, taking with it many space missions each with a unique objective, destination and team at home, cheering them on. Whether into Earth orbit to look back and study Earth, peer out to deep ...

Planetary Sciences May 16, 2024

New photos show Jupiter's tiny moon Amalthea

It's tiny, but it's there. By now, we're all used to seeing amazing photos of Jupiter courtesy of NASA's Juno mission on a routine basis. Many of these are processed by volunteer "citizen scientists," and they show the swirling ...

Astronomy May 16, 2024

How NASA tracked the most intense solar storm in decades

May 2024 has already proven to be a particularly stormy month for our sun. During the first full week of May, a barrage of large solar flares and coronal mass ejections (CMEs) launched clouds of charged particles and magnetic ...

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