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Planet Sizes Matter for Habitability Too.
In order to be considered habitable, a planet needs to have liquid water. Cells, the smallest unit of life, need water to carry out their functions. For liquid water to exist, the temperature of the planet needs to be right. But how about the size of the planet? Without sufficient mass a planet won’t have …
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Robotic Spiders to Explore the Moon? Yes, Please!
UK startup Spacebit is looking to democratize space with its Walking Rover mission, which will be the UK's first lunar mission and the first rover to rely on legs to get around!
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It Looks Like it’s Working! NASA InSight’s Mole is Making Progress Again Thanks to the Arm Scoop Hack
NASA and the DLR are making some progress with the Mole. The Mole has been stuck for months now, and NASA/DLR have been working to get it unstuck. After removing the mole’s housing to get a better look at it with InSight’s cameras, the team came up with a plan. The team is using the …
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NASA Has a New, All-Electric Airplane
NASA's first all-electric aircraft - the X-57 Maxwell - was recently delivered to the NASA Armstrong Flight Research Center (AFRC) for testing.
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Carnival of Space #633
This week’s Carnival of Space is hosted by me at the CosmoQuest blog. Click here to read Carnival of Space #633 And if you’re interested in looking back, here’s an archive to all the past Carnivals of Space. If you’ve got a space-related blog, you should really join the carnival. Just email an entry to , and …
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This Dried Up Riverbed Shows that Water Once Flowed on the Surface of Mars
From some viewpoints, Mars is kind of like a skeleton of Earth. We can see that it had volcanoes, oceans, and rivers, but the volcanoes no longer fume and the water is all gone. A new image from the ESA’s Mars Express drives the point home. The new image is of Nirgal Vallis, one of …
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A Satellite Just Launched Whose Job is to Extend the Life of Geosynchronous Satellites
Space Logistics LLC, a subsidiary of Northrop Grumman, has launched a satellite that can extend the life of other satellites. The satellite is called MEV-1, or Mission Extension Vehicle-1. MEV-1 is the first of its kind. MEV-1 was launched on a Russian Proton rocket from the Baikonur Cosmodrome in Kazakhstan on October 9th. It’s going …
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Lava Flows on Venus Suggest That the Planet Was Never Warm and Wet
A new study on the volcanic highlands of Venus casts doubt on whether or not the planet ever had oceans.
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This is What Moondust Looks Like When You Remove All the Oxygen. A Pile of Metal
The Moon has abundant oxygen and minerals, things that are indispensable to any space-faring civilization. The problem is they’re locked up together in the regolith. Separating the two will provide a wealth of critical resources, but separating them is a knotty problem. The Moon’s regolith varies from 2 meters (6.5 ft.) deep in mare regions, …
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Weekly Space Hangout: October 7, 2019 – Marina Kounkel talks Stars and How They Form
Hosts:Fraser Cain (universetoday.com / @fcain)Sondy Springmann (@sondy)Beth Johnson (@planetarypan)Michael Rodruck (@michaelrodruck) This week we welcome Dr. Marina Kounkel, a postdoctoral scholar in the Physics and Astronomy Department at the Western Washington University. Her research focuses on observing the dynamics of young stars. Marina is co-author, with Kevin Covey (also from WWU,) of the peer-reviewed study …
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