In his new book, "What Stars Are Made Of: The Life of Cecilia Payne-Gaposchkin," author Donovan Moore tells the story of a young British scientist at the forefront of astrophysics.
Researchers recently took a new look at novel locomotory strategies developed for a NASA moon-exploration project, and the results were encouraging.
Scientists looked back in time to offer new evidence suggesting that plumes of water vapor shoot out from Jupiter's moon Europa into space.
During the next couple of weeks we'll have a chance of seeing a new comet as it sweeps past the sun — that is, if the comet doesn't fizzle first.
Mars is wetter than previously thought, but not in a way that boosts its life-hosting potential, a new study suggests.
Scientists suspect they have identified an intriguing new alien planet in a particularly roundabout way.
Rivers could have been raging on ancient Mars for hundreds of thousands of years, a new study finds.
Space exploration technologies have already helped benefit Earth in many ways, especially when it comes to communications, Earth observation and even fostering economic growth.
A new world has been confirmed in the Kepler-88 planetary system, tipping the scales at three-times the mass of solar system giant Jupiter.
It's always dark and stormy on Jupiter — and now, scientists have gotten their most detailed view of the wild storms that swirl through the gas giant's atmosphere.
In January 2020, Space.com had the chance to get up close and personal with the Daniel K. Inoye Solar Telescope, the world’s largest solar telescope.
A fleet of solar-sailing sentries stationed far from the sun could someday allow scientists to get up-close looks at interstellar visitors like the mysterious 'Oumuamua.
A Japanese spacecraft trekking across the solar system has yet to deliver its precious cargo of space rocks, but its data is already giving scientists a preview of an asteroid's dynamic history.
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