Mars will be visible to stargazers Sunday night as it moves into opposition with Earth. All you have to do is walk outside and look up at the sky. Because Mars is directly opposite the sun, the red ...

Footage from NASA/ESA Hubble Space Telescope that celebrates 35 years in space. Images of Mars, planetary nebula NGC 2899, Rosette Nebula and galaxy NGC 5335 to celebrate. Credit: NASA's Goddard Space ...

Welcome to the Tuesday Telescope. There is a little too much darkness in this world and not enough light—a little too much pseudoscience and not enough science. We'll let other publications offer you ...

Mars rises above the Moon’s surface, as seen from Arizona on January 25. Mars was captured rising above the lunar surface after it was occulted by the Moon on January 13, in a newly-released image.

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The Hubble Space Telescope has been in orbit around Earth for 35 years. The most famous telescope in history has reached a major milestone — it’s 35 years old. The Hubble Space Telescope launched on a ...

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