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News Articles: infrared light

An artistic depiction of the planet WASP-107b. Observations by the James Webb Space Telescope suggest this hot gas giant has clouds made of sand.

Tagged as: 

  • Space

Clouds made of sand make for a strange kind of rain on this hot planet

On Earth, clouds and rain are made of water. But the James Webb Space Telescope has found that on a planet called WASP-107b, the rain and clouds are made of sand.

November 15, 2023
|
By:
  • Nell Greenfieldboyce
The small red dot highlighted inside the white box on this James Webb Space Telescope image is an early galaxy, seen as it looked just 350 million years after the Big Bang.

Tagged as: 

  • Science

James Webb telescope spots galaxies near the dawn of time, thrilling scientists

Galaxies that existed soon after the Big Bang turn out to be surprisingly bright, a discovery that's both thrilled and puzzled scientists who study how the universe evolved over time.

November 17, 2022
|
By:
  • Nell Greenfieldboyce
This image of a star was taken as part of the evaluation process as the James Webb Space Telescope's mirror segments were carefully aligned.

Tagged as: 

  • Science

The James Webb Space Telescope is working as well as astronomers dreamed it would

Picture perfect: Mission managers say the telescope's mirror segments have been aligned and have focused on single stars, a critical milestone, and the telescope is working flawlessly.

March 16, 2022
|
By:
  • Nell Greenfieldboyce
The James Webb Space Telescope's primary mirror is illuminated inside a darkened clean room. The entire telescope is now packed inside a rocket, awaiting launch.

Tagged as: 

  • Science

Why some astronomers once feared NASA's James Webb Space Telescope would never launch

NASA's James Webb Space Telescope is waiting at its launch site, after years of repeated delays and cost overruns. At one point, the giant new observatory was threatened with cancellation.

December 22, 2021
|
By:
  • Nell Greenfieldboyce
Two views of the Eagle Nebula's "Pillars of Creation," both taken by the Hubble Space Telescope. The left shows the pillars in visible light; the right image was taken in infrared light.

Tagged as: 

  • Science

NASA Is Launching A New Telescope That Could Offer Some Cosmic Eye Candy

Hubble's iconic images captured the public's imagination. Will NASA's next big space telescope, which sees infrared light, produce astronomy scenes that pack a similar punch?

September 16, 2021
|
By:
  • Nell Greenfieldboyce

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