Before the InSight Lander arrived on Mars, scientists could only estimate what the planet’s internal structure might be. Its size, mass, and moment of inertia were their main clues. Meteorites, orbiters, and in-situ sampling by rovers provided other clues.
Space News & Blog Articles
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See NASA's Artemis 1 moon rocket, SpaceX's Ax-1 astronaut mission on the launch pad (photos)
The two rockets — NASA's SLS and SpaceX's Falcon 9 — can be seen together in photos that NASA posted to one of its Flickr accounts today (April 6).
Hot and Cold: Jupiters Reveal Formation and Chemistry of Exotic Worlds
At the extremes: A hot Jupiter reveals extreme chemistry on a sizzling world, and a cold Jupiter sheds light on giant planet formation.
Celebrate all 7 seasons of 'Star Wars: The Clone Wars' with this new collector's edition book
"Star Wars: The Clone Wars: The Official Collector's Edition" lands on April 5 from Titan Comics
Falcon 9 rocket, Crew Dragon capsule on launch pad for test-firing today
A SpaceX Falcon 9 rocket and Crew Dragon spacecraft stand on pad 39A in preparation for Axiom’s Ax-1 private crew mission. Credit: Stephen Clark / Spaceflight Now
SpaceX rolled a Falcon 9 rocket and Dragon capsule to their launch pad Tuesday at the Kennedy Space Center, setting up for an engine test-firing Wednesday and launch Friday of four private space fliers on a 10-day mission to the International Space Station.
Ax-1: Why the private mission to the International Space Station is a gamechanger
Unlike the short "joyrides" of Richard Branson and Jeff Bezos, this mission will be reaching the roughly 400km altitude needed to dock with the ISS.
Rare 'black widow' star system could help unlock the secrets of space-time
Scientists found a remarkably stable 'black widow ' pulsar that could be used to help detect gravitational waves.
BluShift Aerospace Tests MAREVL Engine, Eyes Move to Kennedy Space Center
With the first test of its MAREVL Engine complete, Maine’s space launch startup bluShift Aerospace looks to expand operations.
Everything we know about Obi-Wan Kenobi: Release date, where to stream, plot
With Ewan McGregor finally stepping back into the role of Obi-Wan Kenobi after 15 years, it’s a moment that fans of every generation have been waiting for.
Strange 'reverse shock wave' supernova is exploding in the wrong direction
Data collected by NASA's Chandra X-ray Observatory have revealed that a supernova shock wave traveling through the Cassiopeia A nebula is not expanding as evenly as it should be.
New Hubble photo shows galaxy's bright supermassive black hole cloaked in dust
NASA's Hubble Space Telescope has captured a stunning new view of a galaxy with an active black hole obscured by tendrils of dark dust.
NASA astronaut Mark Vande Hei reflects on record 355 days in space
Mark Vande Hei is happy having spent almost a year in space. A NASA astronaut, Vande Hei returned from a 355-day stay on the International Space Station and a week later, he shared his experience.
This astronomer turns small Eastern European country into an asteroid-spotting powerhouse
Hungarian astronomer Krisztián Sárneczky has discovered hundreds of asteroids. Now he wants to make his tiny country the second best at spotting unknown space rocks after only the U.S.
How fast can we stop Earth from warming?
Emerging research is refining scientists' understanding of how Earth's committed warming will affect the climate.
Meet the 2021 ESA Champions
Passionate, original and talented: that’s what the 2021 ESA Champions look like. After reviewing thousands of profiles, the jury selected 15 space enthusiasts who showed particular passion for space in Europe and skills for communication. Read more about the awards and watch the video to meet the Champions!
406 Day: how Galileo helps save lives
Today is the annual 406 Day, celebrating the life-saving importance of emergency beacons, named for the radio frequency they operate on, as well as the satellites that relay their signals – with Europe’s own Galileo constellation prominent among them. While Galileo’s main purpose is satellite navigation, the system also picks up distress messages from across the globe and relays them to regional search and rescue authorities.
Cultured Meat Could Keep Astronauts fed in Space
The term “cultured meat” has become a bit of a buzzword for the health food industry. This refers to meat produced in a lab using in vitro cell cultures derived from animal proteins. For many, this “alternative meat” is vital to combatting climate change by removing one of the chief causes of deforestation (making room for cattle ranches) and global warming (bovine methane emissions). For others, it’s an environmentally-friendly way of ensuring food security in an era of climate change.
SpaceX rolls Falcon 9 rocket, Dragon capsule out to pad for Ax-1 astronaut launch (photos)
On Tuesday (April 5), SpaceX rolled the Falcon 9 rocket and Dragon capsule that will fly the Ax-1 mission out to Launch Pad 39A at NASA's Kennedy Space Center in Florida.
NASA bumps Artemis countdown rehearsal until after Axiom crew launch
NASA’s Space Launch system moon rocket for the Artemis 1 mission stands on pad 39B Monday. Credit: NASA/Joel Kowsky
NASA officials said Tuesday they are standing down from a cryogenic loading test on the agency’s Space Launch System moon rocket until after the launch of a commercial crew mission from a neighboring pad at the Kennedy Space Center.
What a Feat! Ingenuity Photographed From Space
It seems like only months ago that the Perseverance Rover landed in Jezero Crater on Mars. But in fact, it’s been there longer than a year. Perseverance has had company during this time; its sidekick, the Ingenuity helicopter, completed 23 flights in Mars’ thin atmosphere so far.
NASA delays Artemis 1 moon mission test until after Friday SpaceX astronaut launch
NASA's Artemis 1 moon mission won't wrap up a crucial test until this weekend at the earliest.
