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Star twinkles 18 times to form hexagonal pattern in new James Webb telescope image
By Elizabeth Howell published
The James Webb Space Telescope finished the first major stage in its long process of aligning the observatory's 18-segmented primary mirror.
1st images from NASA's James Webb Space Telescope just released
By Meghan Bartels published
The team behind NASA's James Webb Space Telescope released some of the first images from the much-anticipated observatory on Friday (Feb. 11).
Webb Telescope is now orbiting 1 million miles from Earth
By Mindy Weisberger published
After a month in space, the Webb Telescope — the most powerful space telescope ever launched — has reached its permanent cosmic address, 930,000 miles (1.5 million kilometers) from Earth.
In a historic launch, the Webb Telescope blasts off into space
By Mindy Weisberger published
An international partnership of space agencies just launched JWST, the biggest, most powerful space telescope ever made, in an achievement that was decades in the making.
How to watch the James Webb telescope launch into space
By Mindy Weisberger published
The James Webb Space Telescope, an upgrade to Hubble, is scheduled to launch on Dec. 25.
Aliens on 1,000 nearby stars could see us, new study suggests
By Rafi Letzter published
Humans have gotten good at spotting planets orbiting alien stars. But how many of those alien stars are able to look back and see us?
Alien Life Hunt: Oxygen Isn't the Only Possible Sign of Life
By Mike Wall published
Alien-life hunters shouldn't focus too narrowly on oxygen when scanning the atmospheres of exoplanets, a new study stresses.
NASA's Next Great Space Telescope Passes Major Milestone
By Tanya Lewis published
NASA's flagship space telescope has passed a major milestone: The final three mirrors of the James Webb Space Telescope (JWST) have arrived at NASA's Goddard Spaceflight Center in Greenbelt, Md.
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