space

A Spectacular Rare Green Comet Lighting Up the Sky? An Expert on What To Expect From Nishimura ( scitechdaily.com )

Of all the objects in the Solar System, perhaps the most spectacular are the great comets that occasionally grace our skies. If you’ve been on social media in the past few days, you’ve probably seen articles proclaiming we have such a comet in our skies right now: C/2023 P1 (Nishimura).

ESA’s Planetary Defense Mission: Hera Asteroid Spacecraft Is Complete ( scitechdaily.com )

ESA's asteroid defense mission, Hera, has been successfully assembled at OHB Bremen in Germany. Hera is complete. ESA’s asteroid mission for planetary defense was built and prepared in two halves, but now, through a painstaking operation, they have been mated together to make a single spacecraft,

In new space race, scientists propose geoarchaeology can aid in preserving space heritage ( phys.org )

As a new space race heats up, two researchers from the Kansas Geological Survey at the University of Kansas and their colleagues have proposed a new scientific subfield: planetary geoarchaeology, the study of how cultural and natural processes on Earth's moon, on Mars and across the solar system may be altering, preserving or...

An ancient river is helping NASA's Perseverance Mars rover do its work ( phys.org )

NASA's Perseverance Mars rover sealed the tube containing its 20th rock core sample on June 23 (the 832nd Martian day, or sol, of the mission), and the mission's science team is excited about its potential. That's because this sample was drilled by the rover from an outcrop composed of tiny chunks of other rocks that were...

Virgin Galactic launches rocketplane on first commercial sub-orbital flight to space ( www.cbsnews.com )

Four-and-a-half years after an initial sub-orbital test flight, Richard Branson's Virgin Galactic is finally beginning commercial operations with the launch Thursday of a six-man crew, including three Italian researchers, on an up-and-down flight to the edge of space aboard the company's winged spaceplane. The flight is Virgin's...

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