The Beginning and the End
Hubble captures a tangled region of newly minted stars, dusty cocoons, and a massive star ready to explode.
Give Peas a Chance
The Big Bang may have given birth to our universe, but many cosmologists are asking what started the Big Bang. Some bet it was an exotic object called a pea instanton.
Architects of Time
One of humanity’s first forays into measuring time, Stonehenge laid a foundation for turning the motion of Earth into the precise clocks of today.
The Art of Skyspeak
Quick – name that bright red star in Orion. If you said Beetlejuice instead of Betelgeuse, our handy pronunciation guide will fix you up in no time.
Kids’ Corner: Crater Crazy
View the wide variety of impact craters on the moon, then take a turn at making one of your own.
Celestial Portraits: Pisces and Cetus
A watery realm of two fish and one whale offers backyard observers a smorgasbord of galaxies as well as a wonderful variable star.
Adaptive Optics Meet CCDs
Attention all telescope owners – there’s a new imaging system that self-adjusts for sky conditions and a mount’s tracking error.
Behind the Scenes