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Asteroid Florence found to have 2 moons
3122 Florence passed yesterday, biggest near-Earth object to pass so close in a century. Radar revealed 2 orbiting moons! Plus a chart that'll help you spot the asteroid.
September 2, 2017
Alien seekers report 15 more fast radio bursts from FRB 121102
Breakthrough Listen – an initiative to find signs of intelligent life in the universe – used the Green Bank Telescope to observe the bursts from the mysterious distant object known as FRB 121102.
September 2, 2017
Milky Way over Cape Hatteras lighthouse
John Entwistle captured this shot in mid-August on North Carolina's Cape Hatteras.
September 2, 2017
First hints of water on TRAPPIST-1 planets
A new Hubble study suggests possible substantial water on the outer Earth-sized planets orbiting nearby dwarf star TRAPPIST-1.
September 1, 2017
Venus and bright stars, east before sunup
From our friend Tom Wildoner, a single shot of the morning stars in the sunrise direction. He added labels to help you identify some of the brighter objects on your morning commute!
September 1, 2017
Pluto in moon’s direction September 1, 2017
On September 1, both the moon and dwarf planet Pluto lie in front of the constellation Sagittarius the Archer.
September 1, 2017
Dark for 2 years after dino-killing asteroid?
Can you imagine a sky so laden with soot that all of Earth stayed dark for 2 years? New research suggests it happened, at the end of the age of the dinosaurs.
August 31, 2017
After Harvey, a fire ant raft in Texas
A mass of live fire ants floating on the Texas flood.
August 31, 2017
Exploring the triggers of cosmic disaster
A new study uses data from ESA's Gaia satellite to give the first systematic estimate of how often passing stars nudge comets from the Oort Cloud and send them plunging toward the inner solar system.
August 31, 2017
Earliest flying mammals discovered
Two 160 million-year-old fossils discovered in China are the oldest known mammal gliders. “These Jurassic mammals are truly ‘the first in glide.’”
August 30, 2017
