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Is the end near for Mars Odyssey? Trump's proposed 2021 budget could doom long-lived mission

NASA's longest-running Mars mission may be on the chopping block. While President Donald Trump's 2021 budget request clearly threatened NASA missions like the jet-borne telescope SOFIA, another potential shutdown was tucked inside the request.

Surprise! Earth and the moon aren't made of exactly the same stuff.

The moon and Earth may be more different than previously thought, challenging existing models for how the moon formed, a new study finds. Earth originated about 4.5 billion years ago, and previous research suggested that the moon arose a short time after ...

SpaceX Dragon cargo ship, the last to be caught by robot arm, arrives at space station

SpaceX's robotic Dragon cargo capsule arrived at the International Space Station early this morning (March 9), delivering more than 4,300 lbs. (1,950 kilograms) of supplies to the orbiting lab. NASA astronaut Jessica Meir used the station's huge Canadarm ...

NASA center in California issues mandatory work-from-home order after employee tests positive for coronavirus

NASA's Ames Research Center in California has issued a mandatory policy for employees to work from home after one worker tested positive for the coronavirus responsible for COVID-19. The research center, which is located in Moffett Field in the Silicon ...

Here's how to see that huge asteroid that'll safely pass Earth in April

EarthSky

EarthSky

The huge asteroid known as (52768) 1998 OR2 will pass closest on April 29, 2020. Observers peering through telescopes will see it as a slow-moving "star." Charts, tips – plus how to watch online – here. Sharing is caring! Tweet. Share. Pin. Mail. Share.

'Strange' glimpse into neutron stars and symmetry violation

New results from precision particle detectors at the Relativistic Heavy Ion Collider (RHIC) offer a fresh glimpse of the particle interactions that take place in the cores of neutron stars and give nuclear physicists a new way to search for violations of fundamental ...

Did German physicists accidentally discover dark matter in 2014?

Livescience.com

Livescience.com

Could we have already discovered dark matter? That's the question put forth in a new paper published Feb.12 in the Journal of Physics G. The authors outlined how dark matter might be made of a particle known as the d*(2380) hexaquark, which was likely ...

Study reveals collective dynamics of active matter systems

Flocks of starlings that produce dazzling patterns across the sky are natural examples of active matter—groups of individual agents coming together to create collective dynamics. In a study featured on the cover of the March 6 issue of the journal Science, ...

New type of pulsating star discovered

A star that pulsates on just one side has been discovered in the Milky Way about 1500 light years from Earth. It is the first of its kind to be found and scientists expect to find many more similar systems as technology to listen inside the beating hearts of stars ...

Astronomers pinpoint rare binary brown dwarf

Astronomers working on 'first light' results from a newly commissioned telescope in Chile made a chance discovery that led to the identification of a rare eclipsing binary brown dwarf system. The discovery, published today in Nature Astronomy, was led by an ...