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Artist s impression of an Artemis mission to the Moon. (Image: NASA)
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Despite the ongoing pandemic, there’s much to be excited about in space this year. NASA’s Perseverance rover is less than a month away from landing on Mars; the James Webb Space Telescope is scheduled to launch on Halloween; and the Space Launch System NASA’s most powerful rocket ever could see its inaugural launch later this year. And of course, there’s the Artemis program, which is supposed to deliver a woman and man to the lunar surface in just three years.
Darkened SpaceX Satellites Can Still Disrupt Astronomy, New Research Suggests
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Launch of SpaceX Starlink satellites on November 24, 2020. (Image: SpaceX)
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SpaceX’s attempt to reduce the reflectivity of Starlink satellites is working, but not to the degree required by astronomers.
Starlink satellites with an anti-reflective coating are half as bright as the standard version, according to research published in The Astrophysical Journal. It’s an improvement, but still not good enough, according to the team, led by astronomer Takashi Horiuchi from the National Astronomical Observatory in Japan. These “DarkSats,” as they’re called, also continue to cause problems at other wavelengths of light.
Chinese spacecraft returns from moon with lunar samples
Updated / Thursday, 17 Dec 2020
09:11
Chang e-5 - named after a mythical Chinese moon goddess - landed back on Earth this morning
An unmanned Chinese spacecraft carrying rocks and soil from the moon returned safely to Earth early this morning, completing another chapter in China s effort to become a space superpower.
The probe comprised separate craft to get to the moon, land on it and collect the samples, get back up and then return the rocks and soil to Earth.
Chang e-5 - named after a mythical Chinese moon goddess - landed on the moon on 1 December.