Some sand on Mars is actually green, shows study
NASA’s rover Perseverance has made a startling discovery on Mars.
Many of the rocks in the Jezero Crater on Mars are composed of large grains...
Why does the inner solar system not spin faster?
The motion of a tiny number of charged particles may solve a long-standing mystery about thin gas disks rotating around young stars, according to...
Why stars formed in different environments have similar masses
Last year, a team of astrophysicists launched Star Formation in Gaseous Environments, or STARFORGE, a project that produces the most realistic, highest-resolution 3D simulations...
Two surprising findings about water on Mars
A new analysis of seismic data from the InSight mission to Mars has revealed some surprises.
The first: the top 300 meters of the subsurface beneath...
Diamond rain on giant icy planets could be more common than previously thought
A new study has found that “diamond rain,” a long-hypothesized exotic type of precipitation on ice giant planets, could be more common than previously...
How smooth terrain evolves on an icy comet
With an eye toward a possible return mission years in the future, astronomers have shown how smooth terrains – a good place to land...
Scientists create first full 3D view of binary star-planet system
From above a planet about twice the size of Jupiter, this artist's conception shows the star that planet is orbiting and that star's binary...
NASA’s spacecraft reveals Jupiter’s complex colors
NASA’s Juno spacecraft observed the complex colors and structure of Jupiter’s clouds as it completed its 43rd close flyby of the giant planet on...
MIT instrument could produce oxygen on Mars reliably
On the red and dusty surface of Mars, nearly 100 million miles from Earth, an instrument the size of a lunchbox is proving it...
Scientists detect deadly star-slinging tug-of-war between merging galaxies
While observing a newly-dormant galaxy using the Atacama Large Millimeter/submillimeter Array (ALMA) and the Hubble Space Telescope (HST), scientists discovered that it had stopped...