As astronomical techniques become more advanced, a team of astrophysicists think they will be able to not only detect the signatures of alien life in exoplanetary atmospheres, but also track its relentless spread throughout the galaxy.
Scientists have long puzzled over how gas planets like Jupiter and Saturn got to be so big -- now they think pebbles may be the answer.
When NASA's New Horizons spacecraft did its historic flyby of Pluto recently, what did all of the new data in that photo op tell scientists about the plucky little world? DNews Space Producer Dr. Ian O'Neill shares the details.
You don't get to meet your double every day, but Jupiter and the sun share the same galaxy as their very own doppelgangers.
The scars of the solar system's violent past remain and they are just becoming visible as NASA's New Horizons mission races toward dwarf planet Pluto for a close encounter on July 14.
After a journey of more than nine years and 3 billion miles, it comes down to this: shooting a piano-sized spacecraft down the middle of a 60- by 90-mile target zone between Pluto and its primary moon Charon.
As NASA's New Horizons spacecraft barrels toward Pluto, rapidly approaching its close encounter on July 14, long-distance reconnaissance by the probe is revealing a fascinating planetary surface.
As we anticipate the July 14 New Horizons Pluto flyby, in new images published by the mission team on Wednesday, the small world has revealed it has two faces.
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