The comet is the third object ever confirmed to have entered our cosmic neighborhood from elsewhere in the galaxy. Space ...

A new study led by Southwest Research Institute (SwRI) links quasi-periodic pulsations (QPPs) in solar flares to dynamic ...

Space is inaccessible to the vast majority of us, but it’s not as far away as you might think. The von Kármán Line, which is ...

Long before modern observatories and spacecraft, court scribes in ancient China were quietly building one of humanity’s first ...

Researchers have found a razor-thin, rotating string of galaxies inside a massive cosmic filament, revealing unexpected ...

"We believe that the universe on very large scales is made of a network-like distribution of galaxies, gas and dark matter," ...

Orbital solar power faces a $20 billion Cassiopeia build cost, giving you a clear view of where it could pay off first in practice. The design and ...

Ancient Chinese astronomers observed a solar eclipse in 709 BCE with remarkable detail. These old records are now helping ...

Two asteroids are set for safe flybys near Earth, reassuring the public that no threat exists. NASA emphasizes these events ...

NASA has been observing bodies in space for a long time and compiled lists of behavioral patterns and discovered an asteroid ...

A vast, volatile blemish on the sun has rotated into direct view of Earth, drawing close scrutiny from space weather agencies ...

Inspired by a restored 19th-century clock, the piece features three subdials that keep track of time and distances.