Sunita Williams’ 9-month space mission nears end with ISS crew swap and Falcon 9 landing
NASA astronauts Sunita Williams and Butch Wilmore are set to return to Earth after an extended nine-month mission aboard the ...
Noozhawk6 小时
SpaceX Delivers Transporter-13 in Week’s 2nd West Coast Launch
Payloads carrying cremated human remains, research technology for the nation’s spy satellite agency, and spacecraft to ...
Stranded Astronauts Face Painful Return: Baby Feet, Bone Density Loss, And More
It is likely that Sunita Williams and Butch Wilmore would have developed a host of conditions that would make the ...
earth5 天
Climate change is shrinking Earth’s atmosphere - and that’s bad for satellites
Over time, these shifts could limit the number of satellites that can reliably operate in Earth’s orbit. Led by MIT, the new study indicates that emissions of carbon dioxide and other greenhouse gases ...
VOX POPULI: Ishiba plummets from the orbit of his projected public persona
In 1999, the Mars Climate Orbiter, a robotic probe of the National Aeronautics and Space Administration (NASA), went out of ...
Technology Networks6 天
Earth’s Atmosphere Is Shrinking, Increasing Space Debris Risks
New research finds that greenhouse gas emissions are cooling and contracting the thermosphere, reducing atmospheric drag on ...
Science Daily5 天
Are volcanoes behind the oxygen we breathe?
It is widely believed that Earth's atmosphere has been rich in oxygen for about 2.5 billion years due to a relatively rapid increase in microorganisms capable of performing photosynthesis. Researchers ...
Smithsonian Magazine on MSN3 天
Climate Change Might Increase Satellite Collisions, Limiting How Many Can Safely Orbit ...
Greenhouse gas emissions could reduce drag in the upper atmosphere, leaving more space debris in orbit and making satellites ...
Bay of Plenty fireball captured on camera, lights up night sky
Video of a fireball streaking across the Bay of Plenty night sky has surfaced online. A post on the Facebook page said team ...