NASA’s Perseverance rover collects puzzle pieces of Mars’ history
NASA’s Perseverance Mars rover successfully collected its first pair of rock samples, and scientists already are gaining new insights into the region.
After collecting its...
Satellite in sun’s backyard unravels the origins of interplanetary dust
What do shooting stars and astronaut safety have in common?
Both stem from the sub-microscopic rock fragments found throughout the solar system, sometimes called interplanetary...
Our Milky Way galaxy is not homogeneous, shows study
Astronomers from the UNIGE have observed the composition of the gases in our galaxy and have shown that, contrary to the models established until...
Astronomers nail down the origins of rare loner dwarf galaxies
The results provide a blueprint for finding such systems in the universe’s quieter, emptier regions.
By definition, dwarf galaxies are small and dim, with just...
Scientists reveal how the very faint dwarf galaxies are born
As their name suggests, ultradiffuse galaxies, or UDGs, are dwarf galaxies whose stars are spread out over a vast region, resulting in extremely low...
NASA’s planetary radar observes 1,000th near-earth asteroid since 1968
On Aug. 14, 2021, a small near-Earth asteroid (NEA) designated 2021 PJ1 passed our planet at a distance of over 1 million miles (about...
Stellar collision triggers supernova explosion, shows study
Astronomers have found dramatic evidence that a black hole or neutron star spiraled its way into the core of a companion star and caused...
A black hole triggers a premature supernova, shows study
Dead star plunges into star, star explodes.
In 2017, a particularly luminous and unusual source of radio waves was discovered in data taken by the...
Young star reveals how our planet, sun, and solar system formed
Astronomers have discovered a strangely shaped spot on the surface of a baby star 450 million light-years away, revealing new insights into how our...
How the second largest asteroid in our solar system formed
The asteroid Vesta is the second largest asteroid in our solar system.
With a diameter of about 330 miles, it orbits the sun between the...