Come Play With Us
A Guide to Astronomy's 25th Anniversary Competitions.
The A List
Looking back on history's great amateur astronomers.
C O V E R
Origins of Everything
How did the universe come to be? For the ferst time, humanity stands on the cusp of understanding how the cosmos, the elements, the stars, and the planets sprang forth.
Planting Primordial Seeds
Minuscule fluctuations in the fiery cauldron just alter the Big Bang laid the foundation for all we see today. Rocky Kolb.
On Becoming the Material World
Everything consists of chemical elements, the building blocks of the universe. James Glanz.
The Story of Starbirth
Deep inside molecular clouds, stars turn on and light up the galaxies. Robert Naeye.
From Pebbles to Planets
Rocky and gaseous debris orbiting stars comes together to make a suitable home for living things. Tom Yulsman.
Plunge into Darkness
The complete guide to the February 26 total solar eclipse that will wash darkness over northern South America and the islands of the Caribbean. Richard Talcott.
Southwest Passage
New Mexico holds a bounty for astronomy enthusiasts, with observatories, telescopes, a resort, and — gasp! — a supposed UFO landing site. Patricia A. Kurtz.
Ask Astro
Astronomy answers your questions about the sky and the universe.