Astronomers measure the speed at which the solar system is hurtling through space by mapping surrounding galaxies and ...
Before the ribbon-cutting for the solar system walk on the Columbia Greenway Rail Trail on Nov. 29, created by WHS Astronomy ...
Live Science on MSN
A long lost planet once orbited next to Earth, Apollo-era moon rocks suggest
Earth may have a moon today because a nearby neighbor once crashed into us, a new analysis of Apollo samples and terrestrial ...
New measurements of radio galaxies reveal that the solar system is racing through the universe at over three times the speed ...
Morning Overview on MSN
A comet from another star just passed through our solar system
A small, icy traveler from deep space has just threaded its way through the inner Solar System, offering a fleeting but ...
4don MSN
Close brush with two hot stars millions of years ago left a mark just beyond our solar system
Nearly 4.5 million years ago, two large, hot stars brushed tantalizingly close to Earth's sun. They left behind a trace in ...
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