This weird star produced the fastest nova on record
Astronomers are buzzing after observing the fastest nova ever recorded.
The unusual event drew scientists’ attention to an even more unusual star.
As they study it,...
Asteroid Psyche maps reveal an ancient world of metal and rock
Later this year, NASA is set to launch a probe the size of a tennis court to the asteroid belt, a region between the...
Thousands of galaxies shine in ultraviolet light in new Hubble image
This may help reveal how the first stars ended the universe's dark ages.
A new image from NASA's Hubble Space Telescope is brimming with distant...
Yoyo stars caused off-center bubbles of ionized gas, shows study
Astronomers have developed a new code to simulate the formation of a cluster of baby stars.
Comparison with the well-known real case of the Orion...
Astronomers detect rare and strange radio burst
Astronomers have found only the second example of a highly active, repeating Fast Radio Burst (FRB) with a compact source of weaker but persistent...
Does a “mirror world of particles” explain the crisis in cosmology
The idea of a mirror universe is a common trope in science fiction.
A world similar to ours where we might find our evil doppelganger...
What is the best radiation shielding for the surface of Mars
The planet Mars is calling to us.
At least, that is the impression one gets when examining all the planned and proposed missions to the...
The early solar system was total mayhem
There’s no question that young solar systems are chaotic places.
Cascading collisions defined our young Solar System as rocks, boulders, and planetesimals repeatedly collided.
A new...
The stars in other galaxies are generally heavier than the Milky Way’s stars
How many of what kinds of stars live in other galaxies?
It seems like a simple question, but it’s notoriously hard to pin down, because...
Scientists discover an unusual neutron star in stellar graveyard
Astronomers have discovered a new kind of neutron star in an unusual Galactic 'graveyard'. Unlike any of its stellar neighbors, the star pulses.
Scientists have...