Earth’s water may have come from our solar system, not asteroids
A new study finds that Earth's water may have come from materials that were present in the inner solar system at the time the...
Meteorite strikes on Earth may create unexpected form of silica
When a meteorite hurtles through the atmosphere and crashes to Earth, how does its violent impact alter the minerals found at the landing site?
What...
Scientists find the evidence of ancient star explosions in the deep sea
A mystery surrounding the space around our solar system is unfolding thanks to evidence of supernovae found in deep-sea sediments.
Professor Anton Wallner, a nuclear...
Rogue planets could outnumber the stars, says study
An upcoming NASA mission could find that there are more rogue planets - planets that float in space without orbiting a sun - than...
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,...