Outer Space
Gravitational Waves Strike Twice
Scientists announce the second detection of gravitational waves
This Jupiter-Sized Planet Is the Largest Found Orbiting Two Suns
Any orbiting moons could be habitable—but scientists have yet to spot them
Spy Two Supernovae in June's Night Sky
After millions of years, their light is finally bright enough to see from Earth
A Spacecraft Just Measured Movement Less Than the Width of an Atom
The successful results pave the way for a future mission that could detect low-frequency gravity waves
How Would You React If We Discovered Alien Life?
Experts weigh in on what the detection of other life forms might mean to the human race
The Hunt for High-Energy Photons Takes Place From a Mountaintop in Mexico
A new telescope built from water tanks might help answer some of the biggest questions in astronomy
This Startup Wants to Open the 2020 Olympics With a Man-Made Meteor Shower
Could the only thing better than fireworks be fireworks launched from space?
India’s Space Agency Just Launched a Mini Space Shuttle
One small step towards a cheaper space program
The Red Planet and Summer Triangle Will Soon Shine Bright
Mars is swooping closer to the Earth this week while the Summer Triangle rises in the sky
A Tweet Is Just a Ritz Cracker, But an IMAX Film Is a Steak Dinner
That’s what astronaut Terry Virts says about the new IMAX film he helped to make
Why Do Humans Have Canine Teeth and More Questions From Our Readers
You asked, we answered
Radiation Remains a Problem for Any Mission to Mars
Engineers have yet to find ways to protect astronauts from cosmic rays and solar radiation
NASA Finally Caught This Crazy Space Weather in Action
The interactions between the Earth and the Sun’s magnetic fields drive explosive space weather
Ancient Spacedust Reveals Surprising Twist in Evolution of Earth’s Early Atmosphere
Mini fossil meteorites are providing new insights about how our ancient atmosphere evolved into its current state
Kepler Discovers More Than 1,000 New Exoplanets
The space telescope is still alive and kicking
Will Luxembourg Lead the Race for Space Mining?
The tiny nation announced its private industry partners for asteroid mining
These Little-Known Nuns Helped Map the Stars
A century later, the identities of women who mapped over 481,000 stars are finally known
These Photos Taken From Space Look Astonishingly Like Art Masterpieces
ASTER reveals how art imitates reality
For The First Time in a Decade, Watch Mercury Cross the Sun's Face
Next week's transit of Mercury is one of the major astronomical events of the year
Astronomers Deploy a Laser System for a Clearer View of the Skies
A new four-laser system at the Paranal Observatory will help the massive telescope compensate for atmospheric turbulence
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