A young star 111 light-years away is behaving much like our early sun, blasting out eruptions that could have shaped the ...
Astronomers have used simultaneous ground-based and space-based observations to measure the temperature and velocity of gas ...
Over the past seven decades, thousands of sophisticated spacecraft have been launched on ambitious missions to look down on ...
Mercury will reach its greatest eastern elongation on Oct. 29, marking one of the best evenings to see the planet this fall ...
The Carrington Event, as it was later called, revealed that the Sun’s environment could violently change. It also suggested that emerging technologies, such as the electrical telegraph, were beginning ...
By combining the power of ground-based and space-based telescopes, astronomers have discovered a new brown dwarf—a type of ...
On Sept. 21-22, a partial solar eclipse will see the moon sweep over the sun's disk, blocking its light over a swathe of the southern hemisphere! Here's what you can expect as the solar system ...