Russian cosmonauts Oleg Artemyev and Denis Matveev are expected to begin their approximately seven-hour spacewalk at 10:25 a.m. ET. Spacewalking...
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NASA Flight Surgeon Dr. Joseph Schmid delivers a space salute on October 8, 2021, as he is flown to the...
NASA's SpaceX Crew-4 astronauts participate in a training session at SpaceX Headquarters in Hawthorne, California. Left to right: NASA astronaut...
Zoom / A trapped blow fly on a carnivorous dewy plant.Cathy Kiefer | GT Towards the end of the 19th...
Zoom / A Space Launch System rocket lifts off from the Vehicle Assembly Building in mid-March 2022.Trevor Mahleman After three...
New fossil evidence from rocks found in Canada shows that life on Earth began between 3.75 to 4.2 billion years...
Standing on Earth nearly 4 billion years ago was an incredibly hot, hopelessly lonely, and very short experience - with...
In this illustration, an asteroid is in the foreground in the lower left. The two bright points above it at...
NASA's third attempt at Modified rehearsal The Space Launch System (SLS) was shut down Thursday when a liquid hydrogen leak...
This massive laser is the most distant ever observed, 5 billion light-years from Earth. The light emitted by the space...