Magazine

Exotic Objects

Weird Object: Neutron Star PSR J1748-2446

Alien Life

It’s genetic

Science, Space Exploration

Send astronauts to Zappafrank

The Sun

The Sun has an 11-year sunspot cycle. Do we know if other stars have similar lengths, or is our star unique?

Milky Way

Web Extra: A tour around the Great Rift

Stars

Proxima Centauri is a red dwarf star, so would it appear red from the surface of an Earth-like planet in that star’s habitable zone?

Exoplanets, Planets, Solar System

How big would methane raindrops be on Titan?

Deep-Sky Objects, Stars

Two odd couples

Exoplanets, Observing, Planets, Solar System, The Moon

Venus dazzles at dusk

Astrophotography

The storied sky

Solar System

Web Extra: Chelyabinsk’s real death plunge

Exoplanets, Planets, Robotic Spaceflight, Solar System

If my dog Pluto were sitting on that planet July 14, would he be likely to catch a glimpse of New Horizons as it zooms by?