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The Mars Express orbiter, the European Space Agency's (ESA) first interplanetary mission, entered orbit around Mars on June 2nd, 2003. Since then, the probe has mapped the Martian surface using its High-Resolution Stereo ...
Planetary Sciences
6 hours ago
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12
New technologies using material found in space are constantly popping up, sometimes from smaller companies and sometimes from larger ones. Back in 2020, one of the largest companies of them all announced a technology that ...
Space Exploration
6 hours ago
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15
Whenever something happens with Betelgeuse, speculations about it exploding as a supernova proliferate. It would be cool if it did. We're far enough away to suffer no consequences, so it's fun to imagine the sky lighting ...
Astronomy
Jun 6, 2023
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283
How do you weigh a galaxy? It's an astronomical challenge, particularly if it's the galaxy you call home. It turns out there are several ways to get a handle on the mass of the Milky Way, and a recent study posted on the ...
Astronomy
Jun 2, 2023
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179
Robots will be one of the keys to the expanding in-space economy. As launch costs decrease—hopefully significantly when Starship and other massive lift systems come online—the most significant barrier to entry for the ...
Space Exploration
Jun 1, 2023
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10
NASA's Ingenuity helicopter on Mars has exceeded everyone's expectations, recently completing its 51st flight when it was supposed to fly just a few times as a demonstration mission. But flights 50 and 51 almost didn't happen.
Space Exploration
Jun 1, 2023
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18
If you've ever played Kerbal Space Program, you know how difficult it can be to get your spacecraft into the orbit you want. It's even more difficult in real life. This is why it's pretty impressive to see a proposal to study ...
Space Exploration
May 31, 2023
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17
Multiple missions are destined for the moon in this decade. These include robotic and crewed missions conducted by space agencies, commercial space entities, and non-profit organizations. The risks and hazards of going to ...
Space Exploration
May 31, 2023
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3
Asteroid mining is slowly but surely coming closer to reality. Many start-ups and governmental agencies alike are getting in on the action. But plenty of tools that would help get this burgeoning industry off the ground are ...
Planetary Sciences
May 29, 2023
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7
The Arecibo Telescope was an amazing tool for astronomers. Built in the early 1960s, it had a 1,000-foot-wide dish and was capable of both receiving and transmitting radio signals. It did radar mapping of near-Earth asteroids, ...
Astronomy
May 22, 2023
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