Using laser-propelled lightsails, tiny spacecraft could venture to the Sun’s nearest neighbor in just a few decades.
After the ill-fated Apollo 13 mission, NASA returned to the lunar surface with Apollo 14 — overcoming gremlins along the way.
Relive the 50th anniversary of Alan Shepard’s lunar adventures with stereo images that transport you to the Moon.
Our only natural satellite submerges itself in Earth’s shadow this month.
Don’t miss out on these Southern Hemisphere clusters, nebulae, and galaxies.
Guided by your smartphone, these scopes are easy to use and on target every time.
Sky this Month
StarDome and Path of the Planets
In Every Issue