Earth's Place in the Universe
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SpaceA new, nonexplosive source of black holes?
At least one black hole may have formed from the collapse of a cloud of gas, which is not the usual birthing scheme. This might even be how some of the earliest gargantuan black holes developed.
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PlanetsNew clues in search for Planet Nine
New details about Planet Nine, a hypothetical object on the edge of our solar system, might help scientists actually find it.
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EarthThat’s no moon: Earth’s tiny tagalong
A newly discovered asteroid appears to be orbiting Earth, like a new mini-moon. In fact, it’s really orbiting the sun.
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PlanetsBy Jove! Juno-cam sends back first postcard
After a long and quiet trek through space, the Juno spacecraft showed it weathered the trip fine and is ready to get on with its business: probing what makes Jupiter tick.
By Janet Raloff -
PlanetsSuccess! The Juno spacecraft is now orbiting Jupiter
After nearly five years, the probe has safely reached its target. Juno will spend 20 months in orbit around the planet so that scientists can probe the many mysteries of this gas giant.
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Teen makes sure bacteria stay hands-off
Germs are everywhere. One teen has designed a way to keep them from sticking to a surgeon’s gloves.
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PlanetsJuno’s knocking on Jupiter’s door
The Juno spacecraft will peer into Jupiter’s clouds and fly in close to its monstrous auroras.
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SpaceScientists Say: Wormhole
Scientists have predicted the presence of tunnels in space that connect two points in space and time. They are named for the shape they resemble.
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ClimateJupiter’s stormy weather runs deep
Jupiter is covered in swirling storms. A new 3-D map of the planet’s atmosphere shows those storms start far, far below the clouds.
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PhysicsCool Jobs: Solar sleuthing
No star is closer than the sun, and yet there’s much science still don’t know about how it actually works. These scientists are helping solve the mysteries.
By Ilima Loomis -
PhysicsSpinning black holes may ‘sing’ during a collision
The massive black hole in the movie Interstellar would create a unique gravity-wave signal when gobbling a smaller partner.
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ClimateThis planet’s lightning storms are like nothing on Earth
Radio waves from a faraway exoplanet could signal intense lightning storms there.