Measurements of this interstellar comet’s molecular makeup show an excess of heavy water molecules that is dramatically ...

Scientists are grappling with a cosmic mystery: why does the Universe behave differently on massive scales compared to our ...

Rather than slowly condensing over millions of years, the first building blocks of Earth and other planets may have formed ...

Easy: Venus is the weirdest planet in the solar system. The most distant major planet from the sun and the last stop before ...

The venerable Voyager 1 spacecraft is one step closer to the end of its scientific road. NASA turned off one of its three ...

The James Webb Space Telescope has captured its first direct images of carbon dioxide in a planet outside the solar system in HR 8799, a multiplanet system 130 light-years away that has long been a ...

Introduction: NASA's solar system exploration paradigm : the first fifty years and a look at the next fifty / James L. Green and Kristen J. Erickson -- Part I. Overview. Exploring the Solar System : ...

An interstellar visitor is continuing to surprise scientists as it leaves the Solar System, with new observations revealing ...

Illustration comparing the planets of the Solar System and the Sun on the same scale. The planets are shown to scale relative to each other but their distances are not. From left to right the bodies ...

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Max Planck Institute for Extraterrestrial Physics scientists have been able to disentangle the X-ray glow originating in our ...