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Satellite View Shows 'Bomb Cyclone' Battering US East Coast -
Why the Asteroid Approaching Earth Was Only Spotted 5 Days AgoNASA didn't spot the asteroid, 2018 CB, that will skim by Earth today until a few days ago. Here's why it snuck under the radar.
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Asteroid Skimming Past Earth Today May Loom Larger Than Exploding Russian Meteor
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When Will SpaceX Lose Connection with Starman?SpaceX's star dummy, riding in space inside a cushy Tesla Roadster, could lose contact with Earth any time.
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What SpaceX's Falcon Heavy Launch Means for Getting Humans to MarsThe launch is a key stepping-stone in the company's quest to bring colonists to Mars.
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Fireball Finds! Meteorite Fragments from Dazzling Michigan Meteor Found on IceMeteorite hunters in Michigan found six rocks Thursday (Jan. 18) that likely came from a spectacular fireball that lit up local skies earlier this week.
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We May Not Be Alone, Former Pentagon UFO Investigator SaysThe former head of a secret government program to investigate UFO sightings told several media outlets that extraterrestrial life may exist.
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Navy Pilot Was 'Pretty Weirded Out' by Encounter with Unidentified Object in 2004 -
Spectacular Geminid Meteor Shower Peaks Tonight! How to Watch Online -
This Ultrathin Craft Could Soon Envelop and Destroy Space JunkAt least 500,000 pieces of space debris threaten satellites and astronauts, but a California-based company says it has a new approach for taking out the garbage.
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Help Make an 'Eclipse Megamovie' Using Your SmartphoneIf you want to do some science during the total solar eclipse on Aug. 21 using nothing but your phone, consider contributing to the Eclipse Megamovie project.
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Here's What It's Like to Be the Planetary Protection Officer at NASAJohn Rummel, a biology professor at East Carolina University, reflects on his experiences as NASA's planetary protection officer, a job that requires a lot of science, but no alien combat.
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Future Space Colony? Maybe We Should Look Beyond Mars to Saturn's Titan MoonInstead of just sending humans on a one-shot mission to look for life on the surface, a new paper envisions a future outpost on Titan that could generate power for years.
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BB-8 Flies? Adorable Japanese Drone Ball Tours Space Station -
Tiny Organisms Turn the Black Sea Turquoise in Amazing NASA Earth PhotoTurquoise swirls in the Black Sea — caused by phytoplankton carried on local water currents — shine brightly in a new image from NASA's Aqua satellite.
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We Live in a Cosmic Void, Another Study ConfirmsEarth and its parent galaxy, the Milky Way, exist in a cosmic desert — a region of space largely lacking other galaxies, stars and planets.
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Earth Faces an Increased Risk of Being Hit by an Asteroid, Astronomers WarnLarge asteroids may be lurking undiscovered within a meteoroid stream whose particles are hitting Earth, and scientists are urging a concentrated search for them.
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The Grand Canyon Is Extra Grand in This Stunning Student Photo from SpaceOne of the world's largest canyons – the United States' Grand Canyon – dominates below wispy clouds in this jaw-dropping view from the International Space Station.
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Nuclear Explosions and Submarine Comms Distort Space Weather Near Earth -
Researchers Probe Viability of Amino Acids in Alien EnvironmentsAmino acids act as building blocks for life, and scientists are subjecting them to extreme conditions in order to identify what it takes for them to survive on other planets.
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Unified Field Theory: Tying It All TogetherThe unified field theory is an attempt to tie all the fundamental forces of nature together in a single theory.
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Distant Dwarf Planet DeeDee Stirs Up the Pluto Planethood DebateRecent observations that a tiny object in our solar system is a likely dwarf planet has some planetary scientists grumbling again about Pluto's demotion to that status.
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Photoelectric Effect: Explanation & ApplicationsThe photoelectric effect refers to what happens when electrons are emitted from a material that has absorbed electromagnetic radiation.
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Sun's UV Light Helped Spark Life on EarthHigh-energy, ultraviolet radiation from the sun is a known as a hazard to life, yet the energy provided by our star has played an important role as the essential driver of life on Earth.
