Astronomy
Io, Jupiter’s Volcanic Moon
Io is one of the four large Galilean moons of Jupiter, visible with binoculars or a small telescope. Let's learn…
SETI Institute Undertakes Search for Alien Signal from Kepler Star KIC 8462852
"We either caught something shortly after an event like two planets crashing together or alien intelligence," said Dr. Gerald Harp,…
Saturn’s Icy Moon Enceladus
In the ongoing drive to unlock the secrets of Saturn and its system of moons, some truly fascinating and awe-inspiring…
The 2015 Orionids: Watch the Meteors Fly from the Club of Orion
(Note: we’ll be posting this article as a running blog with updates over the next few mornings, as the Orionids…
Jupiter’s Moon Callisto
With 67 confirmed satellites, Jupiter has the largest system of moons in the Solar System. The greatest of these are…
Thousands of Pits Punctuate Pluto’s Forbidding Plains in Latest Photos
A brand new batch of Pluto and Charon photos showed up today on the New Horizons LORRI (LOng-Range Reconnaissance Imager)…
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What’s Orbiting KIC 8462852 – Shattered Comet or Alien Megastructure?
"Bizarre." "Interesting." "Giant transit". That were the reactions of Planet Hunters project volunteers when they got their first look at the light…
ExoMars Heads to the Red Planet in 2016
The 2016 launch window for Mars missions is fast approaching along with opposition, and ESA is refining its target window…
Jupiter’s Moon Ganymede
In 1610, Galileo Galilei looked up at the night sky through a telescope of his own design. Spotting Jupiter, he…
Is This Month’s Jupiter-Venus Pair Really a Star of Bethlehem Stand In?
Eclipse tetrads of doom. Mars, now bigger than the Full Moon each August. The killer asteroid of the month that…