India's solar observation mission on Saturday entered the Sun's orbit after a four-month journey, the latest success for the space exploration ambitions of the world's most populous nation. The Aditya ...

Forbes contributors publish independent expert analyses and insights. An award-winning reporter writing about stargazing and the night sky. An object has been discovered orbiting the sun far beyond ...

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April 23 (UPI) --Rocket Lab launched NASA's new composite solar sail into space where it will undergo weeks of testing, using sunlight to propel it through the solar system. The solar sail technology ...

Nearly a week after launching to space, a microwave-sized cubesat phoned home for the first time as it prepares to embark on its mission of sailing through low Earth orbit. NASA’s Advanced Composite ...

The hunt for Planet Nine continues as new discoveries make the Solar System’s biggest mystery even harder to solve. Is there ...