Webb Reveals Never-Before-Seen Details in Cassiopeia A - NASA
2023年4月7日 · A new mid-infrared image from NASA’s James Webb Space Telescope shows the supernova remnant Cassiopeia A (Cas A), created by a stellar explosion seen from Earth 340 years ago. Cas A is the youngest known remnant from an exploding, massive star in our galaxy.
NASA’s Webb Stuns With New High-Definition Look at Exploded …
2023年12月10日 · NASA’s James Webb Space Telescope’s new view of Cassiopeia A (Cas A) in near-infrared light is giving astronomers hints at the dynamical processes occurring within the supernova remnant. Tiny clumps represented in bright pink and orange make up the supernova’s inner shell, and are comprised of sulfur, oxygen, argon, and neon from the star ...
NASA SVS | Webb, Chandra, Hubble, and Spitzer Together Explore Cassiopeia A
2024年6月13日 · For the first time astronomers have combined data from NASA’s Chandra X-ray Observatory and James Webb Space Telescope to study the well-known supernova remnant Cassiopeia A (Cas A). This work has helped explain an unusual structure in the debris from the destroyed star called the “Green Monster”, first discovered in Webb data in April 2023.
Cassiopeia A Supernova Remnant - Science@NASA
2017年12月27日 · Cassiopeia A (Cas A) is the remnant of a massive star that exploded about 300 years ago. The X-ray image shows an expanding shell of hot gas produced by the explosion.
NASA's Webb Reveals Intricate Layers of Interstellar Dust, Gas
2025年1月14日 · A cosmic spotlight in the form of a supernova flash has lit up interstellar material in the constellation of Cassiopeia. NASA’s James Webb Space Telescope is showing astronomers new details including knots, sheets, and clouds that …
James Webb Space Telescope - NASA
2025年1月21日 · How NASA’s Lunar Trailblazer Will Make a Looping Voyage to the Moon. article 5 days ago. 5 min read. NASA Tests Drones to Provide Micrometeorology, Aid in Fire Response. ... The Cassiopeia A supernova remnant has been observed for more than 2 million seconds since the start of the Chandra...
NASA’s Webb Reveals Intricate Layers of Interstellar Dust, Gas
2025年1月14日 · NASA’s James Webb Space Telescope observed this light echo in the vicinity of the supernova remnant Cassiopeia A three separate times, in essence creating a 3D scan of the interstellar material. Note that the field of view in the top row is rotated slightly clockwise relative to the middle and bottom rows, due to the roll angle of the Webb ...
NASA's Webb Stuns With New High-Definition Look at Exploded …
2023年12月10日 · Like a shiny, round ornament ready to be placed in the perfect spot on a holiday tree, supernova remnant Cassiopeia A (Cas A) gleams in a new image from NASA's James Webb Space Telescope. As part of the 2023 Holidays at the White House, First Lady of the United States Dr. Jill Biden debuted the first-ever White House Advent Calendar. To ...
Cassiopeia A (NIRCam Image) - Webb
2023年12月10日 · A new high-definition image from NASA’s James Webb Space Telescope’s NIRCam (Near-Infrared Camera) unveils intricate details of supernova remnant Cassiopeia A (Cas A), and shows the expanding shell of material slamming into the gas shed by …
NASA SVS | Supernova Remnant Cassiopeia A from Hubble
2018年5月16日 · NASA's Hubble Space Telescope provides a detailed look at the tattered remains of a supernova explosion known as Cassiopeia A (Cas A). It is the youngest known remnant from a supernova explosion in the Milky Way. The Hubble image shows the complex and intricate structure of the star's shattered fragments.