Magazine

Science, Stars

How do we know what stars are behind dark nebulae (if they absorb the light from background stars)?

Stars

How far can a pair of stars be separated and still maintain a stable orbit around each other?

The Sun

The ‘black drop’ effect of sunspots

Science

What are the motions of stars relative to each other in a globular or open cluster? Does the cluster move as a unit over time?

Observing, The Sun

Totality over America

Science

What’s my true field?

Science

Wonders of the Big Dog

Science

Earth’s gravity: A downer?

Science

5 Questions with David J. Eicher: Episode 14 – Robert Williams

Science

5 Questions with David J. Eicher: Episode 13 – Jay Gallagher

Science

Pointing poleward

Deep-Sky Objects, Observing

The Triangulum Galaxy