Space News & Blog Articles

The heat shield for the Orion spacecraft is the only serious concern on NASA's Artemis 2 to-do list right now. But the Artemis 3 moon-landing mission has more open questions.

Cool stars with powerful magnetic fields could have remarkably fast stellar winds that strip away their planets' atmospheres, making even "habitable zone" worlds less friendly to life.

Thanks to the James Webb Space Telescope, scientists have begun getting the goods on Earendel, the most distant star ever detected.

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Sir Brian May and NASA's OSIRIS-REx chief scientist Dante Lauretta challenge Space.com readers to photograph solar system objects to win a signed copy of their new book about asteroid Bennu.

Radio data has also allowed planetary scientists to measure Mars’ rotation rate and learn more about the world's over-sized, molten core.

A galaxy that existed less than 2 billion years after the Big Bang has revealed the distribution of its water content for the first time.

The Perseids are here! With no Moon to spoil the show it's time to break out the lawn chairs, sit back, and watch the comet dust fly.

Russian cosmonauts Sergey Prokopyev and Dmitri Petelin will venture outside the International Space Station’s Poisk airlock on Wednesday on a spacewalk to attach three debris shields to the Rassvet module. They also will test the sturdiness of a work platform that will be affixed to the end of the European robotic arm attached to the Nauka multipurpose laboratory module. The spacewalk will be the eighth for Prokopyev, who will wear an Orlan spacesuit with red stripes, and the sixth for Petelin, who will wear a spacesuit with blue stripes.

Image: Before the vacuum

The European Space Agency and the CEO of Arianespace confirmed on Tuesday (Aug. 8) that the inaugural launch of the new Ariane 6 heavy-lift rocket will slip into 2024.

The "Innovation X Scientific Flight" program is China's low-cost space science and new technology experiments initiative.

Disney plans to tell a Star Wars story from the side of the villains. Finally!

The immense power of SpaceX's Starship Super Heavy booster is on glorious display in newly released photos of a recent engine test.

Two Russian cosmonauts will perform a seven-hour spacewalk outside the International Space Station today (Aug. 9), and you can watch the action live.

South Korea's space agency has released new images of the moon to mark the anniversary of the launch of its first moon probe.

Video: 00:03:31

ESA’s Euclid mission will create a 3D-map of the Universe that scientists will use to measure the properties of dark energy and dark matter and uncover the nature of these mysterious components. The map will contain a vast amount of data, it will cover more than a third of the sky and its third dimension will represent time spanning 10 billion years of cosmic history.  

Where is all of the water around hyperactive comets coming from? A recent article asked if it could be “Ice, Ice, Maybe?” and concluded that it likely isn’t.

The Artemis 2 crew, standing in from of their Artemis spacecraft, discusses their planned 2024 around-the-moon flight with reporters at the Kennedy Space Center. Left to right: commander Reid Wiseman, Victor Glover, Christina Koch and Canadian astronaut Jeremy Hansen. Image: Adam Bernstein/Spaceflight Now.

NASA’s four Artemis 2 astronauts, getting their first look at the Orion capsule that will carry them around the moon next year, said seeing the hardware first hand and meeting the men and women building the spacecraft brought home the reality of their historic mission.