ESA's exoplanet mission Ariel, scheduled for launch in 2029, has moved from study to implementation phase, following which an industrial contractor will be selected to build the spacecraft.
Astronomy
Nov 13, 2020
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The precursor of our planet, the proto-Earth, formed within a time span of approximately five million years, shows a new study from the Centre for Star and Planet Formation (StarPlan) at the Globe Institute at the University ...
Earth Sciences
Feb 20, 2020
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You are on a rock speeding through space. On this rock called Earth every single mineral tells you something about planetary formation. This week astronauts and space engineers will unlock the mystery of those minerals as ...
Space Exploration
Sep 5, 2018
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In a Proceedings of the National Academy of Sciences (PNAS) "Special Feature" paper published online June 26, Lawrence Livermore National Laboratory (LLNL) and University of Michigan researchers reported on recent experiments ...
General Physics
Jul 17, 2018
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Liquid water is not stable on Mars' surface because the planet's atmosphere is too thin and temperatures are too cold. However, at one time Mars hosted a warm and wet surface environment that may have been conducive to life. ...
Space Exploration
Jan 10, 2018
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A study published in the journal Earth and Planetary Science Letters posits that Mars formed in what today is the Asteroid Belt, roughly one and a half times as far from the sun as its current position, before migrating to ...
Space Exploration
Dec 18, 2017
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Planetary systems form out of disks of gas and dust around young stars. How the formation proceeds, however, is complex and poorly understood. Many physical processes are involved including accretion onto the star, photoevaporation ...
Astronomy
Dec 8, 2017
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The discovery of a planet with a highly elliptical orbit around an ancient star could help us understand more about how planetary systems form and evolve over time.
Astronomy
Nov 16, 2017
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The astronomy world has been abuzz recently with the discovery of a new object cutting through our solar system. Its path indicates it came from interstellar space—the first body of its kind ever observed.
Astronomy
Nov 7, 2017
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Anand Gnanadesikan, a climate modeler in Johns Hopkins University's Department of Earth and Planetary Sciences, examines the atmospheric and oceanic circulation of the tropics, including how changes in circulation can affect ...
Earth Sciences
Sep 11, 2017
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