Magazine

Science, Solar System

With the Moon gradually moving away from Earth, what will happen to people and objects when the Earth-Moon center of mass reaches Earth’s surface?

Science

If gravity can leak out of our universe, is it possible gravity is leaking into our universe in a similar manner, causing effects attributed to dark matter?

Science

Does time slow down as a spacecraft approaches the speed of light, thus allowing the craft to travel back or forward in time?

Deep-Sky Objects, Observing

Stephen James O’Meara’s secret sky: The curious history of M20 and M21

Observing, Science

Phil Harrington’s binocular universe: Here’s what the doctor ordered

Science

Watch planetary fireworks light up summer nights

Science

Bob Berman’s strange universe: When do most people watch the sky?

Science

U.S. Naval Observatory: the next century

Science, Stars

Gravity’s star-stripping force

Science

For serious observers only

Observing, Science

Phil Harrington’s binocular universe (August 2007 online extra)

Science

Uncovering the Fox’s story