(PhysOrg.com) -- Boston University astronomers announced today observations of a cloud of sodium gas ejected from the Moon’s surface as a result of the NASA impact experiment that was part of its Lunar Reconnaissance Orbiter ...
Space Exploration
Oct 12, 2009
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Around 4.6 billion years ago, the Solar System was a chaos of collapsing gas and spinning debris. Small particles of gas and dust clumped together into larger and more massive meteoroids that in turn smashed together to form ...
Space Exploration
Jun 27, 2016
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NASA's Juno spacecraft has provided the first close-ups of Jupiter's largest moon in two decades.
Space Exploration
Jun 9, 2021
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After sundown from late July through August, there's the chance to see five planets at once in the evening sky.
Space Exploration
Jul 21, 2016
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(PhysOrg.com) -- On March 17, the tiny MESSENGER spacecraft completed its primary mission to orbit and observe the planet Mercury for one Earth-year. The bounty of surprises from the mission has completely altered our understanding ...
Space Exploration
Mar 21, 2012
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New data from MESSENGER, the spacecraft that orbited Mercury for four years before crashing into the planet a week ago, reveals Mercury's magnetic field is almost four billion years old. The discovery helps scientists piece ...
Space Exploration
May 7, 2015
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A spacecraft that carries a sensor built at the University of Michigan is about to crash into the planet closest to the sun—just as NASA intended.
Space Exploration
Apr 19, 2015
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More than half the solar system's planets will align Monday in a rarely seen spectacle, arcing across a corner of the night sky.
Astronomy
Mar 23, 2023
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Keep an eye to the sky this week for a chance to see a planetary hangout.
Planetary Sciences
Mar 26, 2023
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(Phys.org) —Could this stone be the first meteorite from Mercury ever found? WUSTL's meteorite expert sifts the evidence.
Space Exploration
Apr 5, 2013
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