Explore the Night with Bob King

Follow Bob King as he explores the mysteries awaiting us in the night sky. An amateur astronomer since childhood, long-time member of the American Association of Variable Star Observers (AAVSO), and community educator, King posts every week on topics ranging from the near to the very far. Start aurora-watching, exoplanet-imagining, and peer deeper into the Pleiades than you ever have before.

King takes us on an adventure every week — all you’ll need to do is look up.

Stellar Fingerprints

Spectral Types For Spring Nights

Hidden within the subtle hues of the stars are the keys to their temperatures and compositions. Get acquainted with the classic OBAFGKM spectral sequence through real stars you can see on a spring night.

What - No Meatballs?

Picking Plums in the Galactic Anticenter

In winter, we face the Milky Way's anticenter, a little-explored region offering goodies for telescopes both large and small. Few give much thought to the Milky Way's anticenter, a lonely locale 180° opposite the busy metropolis of Sagittarius, where the summer Milky Way glitters like Vegas. On winter nights, Sagittarius lies behind us, hidden by Earth's bulk. Step outside around 8:30…