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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
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
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
Mystery of high-energy cosmic rays
Hold out your hand for 10 seconds. A dozen electrons and muons just zipped through your palm. These cosmic rays, scientists believe, come from violent explosions in deep space.
August 28, 2017
Space station transits sun during eclipse
There was only one part of Earth where you could catch the International Space Station crossing the sun's face during the August 21 solar eclipse. These guys saw it, and created this video.
August 24, 2017
More space views of the eclipse
Primeval and technological wonder meet. A collection of the best images we saw, from a variety of space-based observing platforms.
August 23, 2017
How ISS astronauts saw the eclipse
The International Space Station passed 3 times on Monday through the moon's penumbral shadow. Images of the moon's shadow on Earth, seen from space, acquired by ISS astronauts.
August 22, 2017
The hunt for asteroids
New short video from NASA about the hunt for potentially hazardous asteroids and comets, and ways to defend Earth against them.
August 21, 2017
Cassini prepares for last look at Titan
Even as the long-lived Cassini spacecraft gears up for its last moments at Saturn, it's preparing for a final long-distance look at Titan, Saturn's large moon, on September 11.
August 17, 2017
Studying sun’s atmosphere on eclipse day
Monday's total solar eclipse will give scientists a rare opportunity to study the lower regions of the sun’s corona. Here's what NASA scientists will be investigating.
August 17, 2017
