where observers from all parts of the world “check T CrB on average once every 12 minutes every hour of every day,” writes Schaefer for Sky & Telescope. Whether the nova happens today ...

Show kids the importance of the sky and the atmosphere, which protects the Earth from harmful radiation and keeps the planet at a healthy temperature. Help them make a telescope to explore this ...

Well, any of us who has ever looked through a telescope could say the same, for the two principal types in use today were developed by giants: the refractor by Galileo and the reflector by Newton.

is there life elsewhere?—space scientists agree that we need much bigger and much better eyes on the sky. Below, see some of the giant optical and radio telescopes now under development.— ...

T Coronae Borealis, aka "the Blaze Star", last lit up the sky 80 years ago ... and have their telescopes trained on it. "Pretty much a hydrogen bomb explodes on the surface [of a star]," Tanya ...

You don't have to break the bank to make the most of February's skywatching. We've got the best budget telescopes under $500, just in time to observe the moon and Venus's convergence. Telescopes ...

It will have a sprawling field of view, about 100 times that of the Hubble or Webb space telescopes. And it will be able to pivot quickly across the night sky to new targets and download ...