"For the sage, time is only of significance in that within it the steps of becoming can unfold in clearest sequence."
— I Ching
This
A familiar sight from Georgia, USA, the
What did the monster active region that created the recent auroras look like when at the Sun's edge?
For the mostly harmless denizens of planet Earth, the
It was larger than the Earth.
Northern lights don't usually reach this far south.
North Celestial Aurora
Right now, one of the largest sunspot groups in recent history is crossing the Sun.
Relax and watch two black holes merge.
The Galaxy, the Jet, and a Famous Black Hole
What would it look like to circle a black hole?
What happens when a black hole devours a star?
This is how the Sun disappeared from the daytime sky last month.
What happens to a star that goes near a black hole?
Despite their resemblance to
Temperatures on Exoplanet WASP 43b
Majestic on a truly cosmic scale, M100 is appropriately known as a
The star system GK Per is known to be associated
Three bright objects satisfied seasoned stargazers of the western sky just after sunset earlier this month.
Astrophotography equipment
Telescopes