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Parts of the Western United States were treated to a cosmic spectacle Sunday evening, as a giant streak illuminated the skies from Los Angeles to Phoenix. Minutes after SpaceX’s Sept.

This article was originally published at The Conversation. The publication contributed the article to Space.com’s Expert Voices: Op-Ed & Insights. From a distance, Biosphere 2 emerges from the cacti and

Some 2.3 billion years ago, the Earth would have been unrecognizable to us. At that time, ancient microorganisms were the dominant life form; there were no animals, no plant life,

The Canon EOS R50 V is an attempt to capture content creators such as vloggers in addition to Canon’s core photographer audience. With the uplift in people making podcasts, vlogs,

China’s Tiangong space station just got some more protection against debris strikes. Two astronauts from the three-person Shenzhou 20 mission installed additional shielding on Tiangong during a six-hour spacewalk on

Astronomers have long sorted galaxies into types based on their visible structure. Spiral galaxies, like our Milky Way, have a flat disk, winding spiral arms and ongoing star formation. Ellipticals

The mystery behind Venus’ giant, crown-shaped geological features, known as coronae, may finally have an explanation: A “glass ceiling” in Venus’ mantle is trapping heat and driving slow, shifting currents

A SpaceX Falcon 9 rocket lit up the dusk sky over southern California on Sunday (Sept. 28) as it carried a new stack of 28 Starlink satellites into low Earth

Stars are the glittering beacons of the universe — massive nuclear furnaces that light up the night sky and shape the very fabric of galaxies. From the humble red dwarfs

This article was originally published at The Conversation. The publication contributed the article to Space.com’s Expert Voices: Op-Ed & Insights. There are a record number of conflicts raging around the