ESA’s Gaia sees strange stars in most detailed Milky Way survey to date
Gaia is ESA's mission to create the most accurate and complete multi-dimensional map of the Milky Way.
This allows astronomers to reconstruct our home galaxy's...
Rare rapid-fire fast radio burst reveals hot space between galaxies
A rare and persistent rapid-fire fast radio burst source – sending out an occasional and informative cosmic ping from more than 3.5 billion light...
Jupiter is up to 9% rock and metal, which means it ate a lot...
Jupiter is composed almost entirely of hydrogen and helium.
The amounts of each closely conform to the theoretical quantities in the primordial solar nebula. But...
New study unravels the mysterious dunes on Jupiter’s moon, lo
Scientists have known about dune-like structures on Jupiter’s volcanically active moon, Io, for some time.
However, they have been unable to reconcile how a planetary...
Astronomers may find a rare ‘black widow’ binary star system
The star system is likely older than the sun and is orbited by a far-off star.
Astronomers have discovered what could be a "black widow"...
Scientists find clues about how hot Jupiters form
Since the first hot Jupiter was discovered in 1995, astronomers have been trying to figure out how the searing-hot exoplanets formed and arrived in...
Scientists find a way to “see” invisible black holes
Astronomers may have discovered the first free-floating black hole in the Milky Way galaxy, thanks to a technique called gravitational microlensing.
With new observations,...
Scientists release first analysis of rocks plucked from speeding asteroid
After a six-year journey, a plucky spacecraft called Hayabusa2 zinged back into Earth’s atmosphere in late 2020 and landed deep in the Australian outback.
When...
NASA’s NuSTAR mission celebrates 10 years in space
Launched from a rocket strapped to the belly of an aircraft on June 13, 2012, NASA's NuSTAR mission is celebrating 10 years in space.
The...
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...