date: 21 January 2014 altitude: 290 km — NASA/JPL-Caltech/University of Arizona larger image In the center of this observation, we see a ring of cones that have developed over a
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'A game changer': Space shuttle astronaut Pam Melroy joins Venus Aerospace after revolutionary rocket engine breakthrough
Pam Melroy, one of only two women to ever command a NASA space shuttle, is channeling her decades of experience across the U.S. Air Force, DARPA, the FAA and private
Isar Aerospace prepares for second Spectrum launch
PARIS — A loss of attitude control and an open valve contributed to the loss of Isar Aerospace’s first Spectrum rocket in March as the company gears up for a
Civilization Can't Arise Without Plate Tectonics And Carbon Dioxide
Can a planet that lacks plate tectonics and has very little carbon dioxide support life? Maybe. Can it support life long enough for a technological civilization to arise? New research
Interstellar Objects Like Comet 3I/ATLAS Could Act As Planetary Seeds
ISOs like Comet 3I/ATLAS are fascinating yet fleeting visitors from distant solar systems. New research suggests that when captured by a young solar system that’s still forming planets, these objects
Astronomers Catch a Planet in the Act of Being Born
It’s rather strange to think about catching a planet in the act of being born given that the process takes millions of years but for the first time, astronomers have
'We are ready to drive': Take a look inside Lunar Outpost's moon rover mission control (photos)
ARVADA, Colorado — Lunar Outpost, a private space company, is putting the pedal to the metal on its lunar terrain vehicle (LTV), a large rover that Artemis astronauts may use
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This article was originally published at The Conversation. The publication contributed the article to Space.com’s Expert Voices: Op-Ed & Insights. For decades, astronomers have wondered what the very first stars
Scientists have discovered that Mars has an interior structure similar to Earth’s. Results from NASA’s InSight mission suggest that the red planet has a solid inner core surrounded by a
Scientists have discovered that Mars has an interior structure similar to Earth’s. Results from NASA’s InSight mission suggest that the red planet has a solid inner core surrounded by a
A team of astronomers using the James Webb Space Telescope has found tiny dust particles traveling far from their home galaxy, surviving a perilous journey through a harsh cosmic environment
Tonight (Sept. 7–8, 2025), the moon will slip into Earth’s shadow for a total lunar eclipse — creating a dramatic ‘blood moon’. It’s completely safe to watch with the naked
White dwarf stars, like this one shown shrouded by a planetary nebula, are much smaller than stars like our sun. But can there be life around white dwarfs? Image via
HELSINKI — China added a third trio of spacecraft to a group of remote sensing satellites Saturday, marking the country’s 52nd launch of the year. A Long March 6A rocket
Artist’s concept of a white dwarf remnant being given a high-speed shove from its system. Such an event can happen after 2 white dwarfs merge, causing a supernova explosion. A
Look to the eastern horizon just after sunset on Sept. 8 to see the ringed gas giant Saturn shine close to the bright disk of the waning gibbous moon. Saturn
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