Chunks of Alpha Centauri—Our Closest Stellar Neighbor—Might Have Already Reached Us
A new study examines how much material from the closest star system to Earth will end up in orbit around the Sun, and how ...
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From gas giants to rocky worlds: Why planets in our solar system differ
The formation of our solar system from a singular nebula raises an intriguing question: why did each planet develop with a ...
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Scientists say 2 asteroids may actually be fragments of destroyed planets from our early solar system
Scientists believe that two asteroids might be fragments of long-lost "planetary embryos" from the early solar system.
Witnessing the birth of planets: Webb telescope provides unprecedented view into PDS 70 system
Canadian astronomers have taken an extraordinary step in understanding how planets are born, using the James Webb Space ...
There's still time to see the 'planet parade' that began in January: Here's what's visible
Four planets will be widely visible to the naked eye through part of February, but calling them a 'planetary alignment' may not be the full picture.
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Which planet is closest to the sun?
Mercury takes only 88 Earth days to orbit the sun.
Was the emergence of intelligent life on Earth just a fluke? Some scientists think not
Roughly 300,000 years ago, our species first appeared on the African landscape before spreading globally and coming to ...
5 planets to align in the sky in February - full list of 10 cities to see them
February will be an awe-inspiring month for astronomy enthusiasts who will be able to the see the solar system's planets ...
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Skywatch: Meet the stars of the planetary alignment
Almost all of the planets of our solar system are spread across our early evening sky right now. Of these, four are easily visible and worth stepping outside to take a look at. Some are calling ...
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Why do the solar system’s planets have different compositions?
To better understand why the planets have variable compositions ... to the formation of the gas and ice giants in the outer solar system. This first-order model of planetary growth in the solar ...
Astronomers announce largest collection of comets found outside our solar system
For the first time, astronomers have imaged dozens of belts around nearby stars where comets and tiny pebbles within them are ...