Space News & Blog Articles

NASA's NuSTAR telescope has spotted patches of high-energy X-rays radiation across the sun's surface that could explain why the star's atmosphere is mysteriously hot.

The first long-duration astronaut from the United Arab Emirates will be among four crew members flying to the International Space Station on Feb. 26.

Thousands of satellites and millions of out-of-control space debris fragments hurtle high above our heads, threatening to collide. Here are the objects that experts fear the most.

The "China Compound Eye" radar array aims to track and characterize potentially threatening deep-space objects.

Kilonova explosions created when neutron stars collide and merge are perfectly spherical, not flattened discs as previously expected, a new study suggests.

The four largest moons of Jupiter - Io, Europa, Ganymede, and Callisto - have newly discovered auroras that can be seen in visible light.

A robotic Russian cargo ship stricken by a coolant leak undocked from the International Space Station late Friday (Feb.17) while cosmonauts snapped photos of it looking for signs of damage.

Leonardo da Vinci's centuries-old sketches reveal he may have understood key aspects of gravity long before Galileo, Newton and Einstein.

One of the instruments on NASA's Parker Solar Probe powered down unexpectedly last weekend, but the mission team expects it to come back online soon.

A massive solar flare erupted from the sun on Friday (Feb. 17) as the Earth was under a geomagnetic storm watch from flares earlier in the week.

The comet C/2022 A2 (Pan-STARRS) will pass close by the sun on Sunday (Feb. 19), making its first and likely final approach to our star.

NASA's Perseverance Mars rover has accomplished a great deal during its first two years on the Red Planet, and the mission team has big plans for the future as well.

Actress Raquel Welch passed away at the age of 82 after a long and illustrious career that includes science fiction classics such as "Fantastic Voyage" and "One Million Years B.C."

A stream of solar plasma arrived at Earth last night, triggering rare red aurora displays across Canada, northern U.S. and Europe. And more is on its way.

The Thwaites Glacier in Antarctica is melting in unexpected ways that could lead to its rapid collapse, a new study has revealed.

The object blasted out of the sky over the Yukon on Feb. 11 may have been an amateur radio pico balloon — specifically, a 33-inch-wide one called K9YO-15.

The James Webb Space Telescope spied the arms of barred spiral galaxy NGC 1433 teeming with young stars that are affecting the clouds of gas and dust around them.

SpaceX launched 51 of its Starlink internet satellites to orbit on Friday (Feb. 17), acing the first of two orbital missions the company has planned for the day.

The moon will meet up with the closest planet to the sun Mercury on Saturday, as the two celestial bodies meet in conjunction in the morning sky.

The first long-duration astronaut from the United Arab Emirates joins two NASA astronauts and one Roscosmos cosmonaut for a launch on Feb. 26. Here's how to watch.

There's apparently a dearth of close-orbiting Neptune-size planets in our galaxy, and two observation techniques are starting to explain why.