Scientists discover mystery gas near center of Milky Way galaxy
Scientists have discovered a dense, cold gas that has been shot out from the center of the Milky Way "like bullets".
Exactly how the gas...
Exploding stars may have caused mass extinction on Earth
Imagine reading by the light of an exploded star, brighter than a full moon - it might be fun to think about, but this...
Zwicky Transient Facility finds closest known asteroid to fly by Earth
On August 16, the Zwicky Transient Facility (ZTF), a robotic survey camera located at Palomar Observatory near San Diego, spotted an asteroid that had,...
How stars form in the smallest galaxies
The question of how small, dwarf galaxies have sustained the formation of new stars over the course of the Universe has long confounded the...
Scientists find new way to track the origin of stardust in meteorites
Scientists have made a key discovery thanks to stardust found in meteorites, shedding light on the origin of crucial chemical elements.
Meteorites are critical to...
This young sub-Neptune-sized planet sheds light onto how planets form and evolve
The detailed characterization of a young planet slightly smaller than Neptune provides insight into how such planets form and evolve.
Astronomers characterized the planet’s mass,...
Some asteroids may have jumped the gap in the early solar system
Using some cosmic detective work, scientists have found evidence that tiny pieces of asteroids from the inner solar system may have crossed a gap...
This young exoplanet challenges planet formation theories
New observations reveal a young exoplanet, orbiting a young star in the Hyades cluster, that is unusually dense for its size and age.
Weighing in...
Scientists take the ultimate Earth selfie
Consider it Earth's ultimate mirror selfie.
In a new study, a team led by astrophysicist Allison Youngblood at the University of Colorado Boulder set out...
Ammonia sparks unexpected, exotic lightning on Jupiter
NASA's Juno spacecraft - orbiting and closely observing the planet Jupiter - has unexpectedly discovered lightning in the planet's upper atmosphere, according to a...