NASA greenlights self-assembling space telescope

Sure, it sounds kind of far out: a modular space telescope, nearly 100 feet across, composed of individual units launched as ancillary payloads on space missions over a period of months and years, units that will navigate ...

Dream Chaser spacecraft may be used for Hubble repair mission

The final servicing mission to the venerable Hubble Space Telescope (HST) was in 2009. The shuttle Atlantis completed that mission (STS-125,) and several components were repaired and replaced, including the installation ...

Finding a needle in a space haystack

Stephanie Bernard is one in 24 million. The University of Melbourne PhD candidate is the only Australian given access to NASA's Spitzer Space Telescope, and she is using her time to explore one of the earliest galaxies in ...

A mechanical harmony to NASA's Webb Telescope sunshield

NASA's James Webb Space Telescope has a giant custom-built, kite-shaped sunshield driven by mechanics that will fold and unfold with a harmonious synchronicity 1 million miles from Earth.

James Webb Space Telescope primary mirror fully assembled

The 18th and final primary mirror segment is installed on what will be the biggest and most powerful space telescope ever launched. The final mirror installation Wednesday at NASA's Goddard Space Flight Center in Greenbelt, ...

NASA vs. cigarettes—a numbers game

People often criticize the amount of money spent on space exploration. Sometimes it's well-meaning friends and family who say that that money is wasted, and would be better spent on solving problems here on Earth. In fact, ...

James Webb Space Telescope's ISIM passes severe-sound test

A critical part of NASA's James Webb Space Telescope successfully completed acoustic testing during the week of Aug. 3. The Integrated Science Instrument Module, or ISIM, passed all of the "severe sound" tests that engineers ...

Image: Test mirror segments for the James Webb Space Telescope

The Andromeda galaxy is one of the most distant objects that we can see in the night sky with the naked eye. The light that we see now left there 2.5 million years ago. While this might seem a lot, in practice it is in our ...

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