The Trojan asteroid 2020 XL5, which follows the same path around the sun as our planet, was revealed only after a decade of searching.
People with different types of disabilities tested their skills and technologies on a zero-gravity research flight with the goal of proving that they can safely go to space.
A recent study of black holes confirmed a fundamental prediction that the theoretical physicist made nearly five decades ago. But the ultimate award is beyond his reach.
Recently, astronomers asked aloud which plural term would best suit the most enigmatic entity in the cosmos. The responses were plentiful.
After almost a year in space, Scott Kelly’s heart diminished, but he remained reasonably fit.
Two years of analyzing the polarized light from a galaxy’s giant black hole has given scientists a glimpse at how quasars might arise.
One of the biggest galaxies in the universe seems to lack its dark centerpiece.
The discovery suggests that “Principia” had a stronger impact on Enlightenment science than previous research suggested.
Astronomers observed a star become a “feast” for a cosmic monster.
These physicists were never amazing football players, but they’ve helped explain some of the magic when a quarterback goes deep.
Astrophysicists have recently begun hatching plans to find out just how weird Planet Nine might be.
On the far side of the universe, a collision of dark giants sheds light on an invisible process of cosmic growth.
Astronomers have discovered a vast assemblage of galaxies hidden behind our own, in the “zone of avoidance.”
Astronomers claim to have seen a flash from the merger of two black holes within the maelstrom of a third, far bigger one.
Scientists have discovered the heaviest known neutron star, or maybe the lightest known black hole: “Either way it breaks a record.”
Scientists are hard at work recalibrating where and how the nation physically sits on the planet. It’s not shrinkage — it’s “height modernization.”
A vast wheel of gas in the primordial cosmos is forcing astronomers to rethink how some of the universe’s largest structures may have formed.
Discover the boundaries of science — from your couch.