NASA’s Exploration Ground Systems conducts a water flow test with the mobile launcher at NASA’s Kennedy Space Center’s in Florida on Oct. 24, 2023. It is the third in a series of tests to verify the overpressure protection and sound suppression system is ready for launch of the Artemis II mission. D […]
An engineer prepares a small rover for testing in a thermal vacuum chamber on Oct. 24, 2023, at NASA’s Jet Propulsion Laboratory in Southern California. This rover is part of the agency’s Cooperative Autonomous Distributed Robotic Exploration (CADRE) technology demonstration that’s headed to the Moo
2023年10月26日 Orionids in Taurus Image Credit & Copyright: David Cortner Explanation: History’s first known periodic comet, Comet Halley (1P/Halley), returns to the inner Solar System every 76 years or so. The famous comet made its last appearance to the naked-eye in 1986. But dusty debris
2023年10月25日 Gone in 60 Seconds: A Green Flash Sunset Video Credit & Copyright: Tengyu Cai Explanation: In 60 seconds, this setting Sun will turn green. Actually, the top of the Sun already appears not only green, but wavey — along with all of its edges. The Sun itself is unchanged —
A storm is pictured in the Arabian Sea less than 700 miles off the coast of Oman as the International Space Station orbited 260 miles above. NASA / Jasmin Moghbeli While the International Space Station orbited 260 miles above Earth on Oct. 20, 2023, astronaut Jasmin Moghbeli snapped this image of a
2023年10月24日 Arp 87: Merging Galaxies from Hubble Image Credit: NASA, ESA, Hubble; Processing: Harshwardhan Pathak Explanation: This dance is to the death. As these two large galaxies duel, a cosmic bridge of stars, gas, and dust currently stretches over 75,000 light-years and joins them. The bridge
Former flight test instructor and current NASA test pilot Nils Larson reunited with former student and current astronaut Victor Glover on Oct. 21 during an open house at NASA’s Langley Research Center in Hampton, Virginia. NASA / Dave Bowman Nils Larson, aerospace engineer and test pilot for NASA’s
2023年10月23日 Moon Io from Spacecraft Juno Image Credit: NASA, JPL-Caltech, SwRI, MSSS; Processing & Copyright: Ted Stryk & Fernando García Navarro Explanation: There goes another one! Volcanoes on Jupiter‘s moon Io keep erupting. To investigate, NASA‘s robotic Juno spacecraft ha
NASA Administrator Bill Nelson, second from right, NASA associate administrator Bob Cabana, far right, and NASA Deputy Administrator Pam Melroy (back to camera) speak with the 2021 Astronaut Candidate Class, Wednesday, Oct. 18, 2023, at NASA Headquarters in Washington. After two years of training, t
