This is a montage of Hubble Space Telescope views of our solar system's four giant outer planets: Jupiter, Saturn, Uranus, and Neptune, each shown in enhanced color. The images were taken over nearly ...

These 80 space trivia questions are great to play with friends, challenge your family with or play by yourself. See how much ...

In the remote outer reaches of planetary systems, far beyond the orbit of known planets, enormous and mysterious worlds silently loop around their stars. Some drift as far as 10,000 times the distance ...

A gorgeous new image from the James Webb Space Telescope shows a bustling region of star formation at the distant edge of the Milky Way. Called, dramatically enough, the Extreme Outer Galaxy, this ...

An artist's conception of the James Webb Space Telescope observing the cosmos 1 million miles from Earth. Credit: NASA-GSFC / Adriana M. Gutierrez (CI Lab) The far outskirts of our galaxy are teeming ...

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The past decade has seen a rapid expansion of the commercial space industry. Rival nations are competing for prime military and economic positions beyond the Earth. Public and private entities are ...

Scientists may have finally revealed the history of the tantalizing TRAPPIST-1 system, an intricate collection of seven worlds that sit about 40 light-years away from us. These worlds, many ...