Comets

Robotic Spaceflight, Solar System

Rosetta’s lander faces eternal hibernation

Exoplanets, Observing, Planets, Solar System, The Moon

Jupiter dazzles all night

Alien Life, Robotic Spaceflight, Solar System

Rosetta team confirms water ice on Comet 67P’s surface

Exoplanets, Observing, Planets, Solar System, The Moon

Morning sky delights

Solar System

Giant comets could pose danger to life on Earth

Exoplanets, Observing, Planets, Solar System, The Moon

Morning sky delights

Solar System

Surprising discovery of oxygen in Comet 67P’s atmosphere

Exoplanets, Observing, Planets, Solar System, The Moon

A gemlike shower

Robotic Spaceflight, Solar System

Rosetta’s first peek at the comet’s dark side

Robotic Spaceflight, Solar System

How Rosetta’s rubber ducky comet got its shape

Exoplanets, Observing, Planets, Solar System, The Moon

Predawn planet parade

Solar System

What would happen if a comet came as close to Earth as siding spring (C/2013 A1) did to Mars, and what would it look like?