Hubble telescope articles
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NASA Hubble Space Telescope is on a Hunt for Small Main Belt Asteroids
NASA's Hubble Space Telescope embarks on a cosmic treasure hunt for small belt asteroids. NASA's Hubble Space Telescope embarks on a cosmic treasure hunt, scanning the vast expanse to capture the trails of small asteroids that dart through space.
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Not a constant: The Hubble "constant" changes over time
In all of physics, some of the most important properties inherent to the Universe itself are constants of nature. The speed of light in a vacuum, the strength of the gravitational force between two masses, and the constant inherent to the quantum nature of the Universe, Planck’s constant, are all examples of fundamental parameters that never change, regardless of circumstances. But it’s also plausible that some of the so-called constants aren’t exactly constant, but vary either across space or...
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Astronauts to patch up NASA's NICER telescope
NASA is planning to repair NICER (Neutron star Interior Composition Explorer), an X-ray telescope on the International Space Station, during a spacewalk later this year. It will be the fourth science observatory in orbit serviced by astronauts.