Every year, our planet encounters dust from comets and asteroids. These interplanetary dust particles pass through our atmosphere and give rise to shooting stars. Some of them reach the ground in the form of micrometeorites.
Planetary Sciences
Apr 8, 2021
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A team of researchers from the University of Washington has found evidence that the Earth's atmosphere approximately 2.7 billion years ago might have been up to 70 percent carbon dioxide. In their paper published in the journal ...
Next year, both NASA and the European Space Agency (ESA) will send new rovers to Mars to hunt for evidence of past life.
Space Exploration
Sep 5, 2019
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It's sometimes tough being a satellite in Earth orbit these days.
Space Exploration
Jul 24, 2013
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The most likely source of the water locked inside soils on the moon's surface is the constant stream of charged particles from the sun known as the solar wind, a University of Michigan researcher and his colleagues have concluded.
Space Exploration
Oct 14, 2012
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(AP)—Sticky bolts proved too much for spacewalking astronauts Thursday, forcing them to leave a new power-switching box dangling from the International Space Station instead of bolted down.
Space Exploration
Aug 30, 2012
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(Phys.org)—A Space Elevator Project has gone past its $8,000 goal on Kickstarter, although the group's ultimate goal is to raise a cooler $100,000 up to $3 million as the project achieves phase to phase progress. The company, ...
(PhysOrg.com) -- One of the main goals of the Apollo 16 mission was to explore and sample a young bright-rayed crater aptly named North Ray crater (890 m diameter). Its high reflectivity is due to its young age.
Space Exploration
Mar 9, 2012
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Two spacewalking astronauts moved a construction crane outside the International Space Station on Thursday, a cumbersome job that took so long they scrapped hanging shields to protect against space junk.
Space Exploration
Feb 16, 2012
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NASA completed its part in the construction of the International Space Station on Friday, with the final spacewalkers in the 30-year shuttle program attaching an extension boom.
Space Exploration
May 27, 2011
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