A Crisis in Cosmology – Measurements of Hubble Constant Disagree
A group of astronomers led by the University of California, Davis has obtained new data that suggest the universe is expanding more rapidly than previously…
A group of astronomers led by the University of California, Davis has obtained new data that suggest the universe is expanding more rapidly than previously…
UMass Amherst, Arizona, Australian team finds new evidence for huge deep space objects. A team of astronomers including assistant professor Kate Whitaker at the University…
Physicists simulate critical “reheating” period that kickstarted the Big Bang in the universe’s first fractions of a second. As the Big Bang theory goes, somewhere…
Newly created strontium, an element used in fireworks, detected in space for the first time following observations with ESO telescope. For the first time, a…
In a theoretical study, physicists propose that perturbations in the orbit of stars near supermassive black holes could be used to detect wormholes. A new…
New measurement of Hubble constant adds to cosmic mystery. New measurements of the rate of expansion of the universe, led by astronomers at the University…
Venus is covered in a thick layer of clouds, which is one reason why it appears so bright in the sky. Ancient astronomers had a…
Making connections: Bringing astrophysical processes down to Earth Magnetic reconnection, a process in which magnetic field lines tear and come back together, releasing large amounts…
The early universe is filled with monsters, a new study revealed. Astronomers discovered a previously invisible galaxy, and perhaps a new galaxy population waiting to…
Scientists study how charged particles arrange themselves into crystalline patterns and apply what they learn to explore the interiors of white dwarf stars. Grab a…
New method used to study planets’ geochemistry implies that Earth is not unique. Earth-like planets may be common in the universe, a new University of…
“Weather” in clusters of galaxies may explain a long-standing puzzle, according to a team of researchers at the University of Cambridge. The scientists used sophisticated…
Most galaxies lie in clusters containing from a few to thousands of objects. Our Milky Way, for example, belongs to the Local Group, a cluster…
For the first time, astronomers using ALMA have witnessed 3D motions of gas in a planet-forming disk. At three locations in the disk around a…
In 1572, Danish astronomer Tycho Brahe was among those who noticed a new bright object in the constellation Cassiopeia. Adding fuel to the intellectual fire…
You’ve probably never noticed it, but our solar system is moving along at quite a clip. Stars in the outer reaches of the Milky Way,…
At the center of a galaxy called NGC 1068, a supermassive black hole hides within a thick doughnut-shaped cloud of dust and gas. When astronomers…
After seven years of operations, and upon finally running out of propellant, the second of the twin Van Allen Probes spacecraft will be retired on…