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Earth, our home planet, is the only planet in our solar system known to harbor life - life that is incredibly diverse. All the things we need to survive exist under a thin layer of atmosphere that separates us from the cold, airless void of space.

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Geoengineering and Climate Intervention: What We Need to Know
Geoengineering and Climate Intervention: What We Need to Know
This talk covers the motivations and risks of geoengineering and what can be done to support informed decision-making.Read More...
Prime Time for PANSTARRS
Prime Time for PANSTARRS
This week is prime time for observing this comet. (Next opportunity, the year 108,013 +/- a few hundred or thousand years.)Read More...
Record Setting Asteroid Flyby
Record Setting Asteroid Flyby
On Feb. 15th an asteroid about half the size of a football field will fly past Earth closer than many man-made satellites. Since regular sky surveys began in the 1990s, astronomers have never seen an object so big come so close to our planet.Read More...
Comet of the Century?
Comet of the Century?
Later this year, "Comet ISON" could blossom into a striking naked eye object visible even in broad daylight.Read More...
Earth at Perihelion
Earth at Perihelion
In January, our planet made its annual closest approach to the sun. But don't expect things to warm up.Read More...
ISS Transit of Venus
ISS Transit of Venus
High above Earth, astronaut Don Pettit is preparing to photograph the June 5th Transit of Venus from space itself. The Expedition 31 crew will be the first people in history to see a Venus transit from space.Read More...
A New Count of Potentially Hazardous Asteroids
A New Count of Potentially Hazardous Asteroids
Observations from NASA's Wide-field Infrared Survey Explorer (WISE) have led to the best assessment yet of our solar system's population of potentially hazardous asteroids.Read More...
Impacts Could be Boon for Subterranean Life
Research... at a Glance
Impacts Could be Boon for Subterranean Life
A drilling project into the Chesapeake Bay impact structure has found evidence that the subsurface may become more habitable after a large impactRead More...
Rubber Chicken Flies into Solar Radiation Storm
Rubber Chicken Flies into Solar Radiation Storm
Launching a rubber chicken into a solar storm might sound strange, but the students had good reason: They're doing an astrobiology project.Read More...
Raindrops in Rock
Raindrops in Rock
A new study published in Nature from NASA's Exobiology and Evoluationary Biology program investigators and their colleagues looks at fossilized raindrops and what they indicate about conditions on the early Earth.Read More...
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Previous
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Geoengineering and Climate Intervention: What We Need to Know
Geoengineering and Climate Intervention: What We Need to Know
This talk covers the motivations and risks of geoengineering and what can be done to support informed decision-making.Read More...
Prime Time for PANSTARRS
Prime Time for PANSTARRS
This week is prime time for observing this comet. (Next opportunity, the year 108,013 +/- a few hundred or thousand years.)Read More...
Record Setting Asteroid Flyby
Record Setting Asteroid Flyby
On Feb. 15th an asteroid about half the size of a football field will fly past Earth closer than many man-made satellites. Since regular sky surveys began in the 1990s, astronomers have never seen an object so big come so close to our planet.Read More...
Comet of the Century?
Comet of the Century?
Later this year, "Comet ISON" could blossom into a striking naked eye object visible even in broad daylight.Read More...
Earth at Perihelion
Earth at Perihelion
In January, our planet made its annual closest approach to the sun. But don't expect things to warm up.Read More...
ISS Transit of Venus
ISS Transit of Venus
High above Earth, astronaut Don Pettit is preparing to photograph the June 5th Transit of Venus from space itself. The Expedition 31 crew will be the first people in history to see a Venus transit from space.Read More...
A New Count of Potentially Hazardous Asteroids
A New Count of Potentially Hazardous Asteroids
Observations from NASA's Wide-field Infrared Survey Explorer (WISE) have led to the best assessment yet of our solar system's population of potentially hazardous asteroids.Read More...
Impacts Could be Boon for Subterranean Life
Research... at a Glance
Impacts Could be Boon for Subterranean Life
A drilling project into the Chesapeake Bay impact structure has found evidence that the subsurface may become more habitable after a large impactRead More...
Rubber Chicken Flies into Solar Radiation Storm
Rubber Chicken Flies into Solar Radiation Storm
Launching a rubber chicken into a solar storm might sound strange, but the students had good reason: They're doing an astrobiology project.Read More...
Raindrops in Rock
Raindrops in Rock
A new study published in Nature from NASA's Exobiology and Evoluationary Biology program investigators and their colleagues looks at fossilized raindrops and what they indicate about conditions on the early Earth.Read More...
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