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Military space funding has increased every year since 2018 but that growth may not be sustainable, says a new report from the consulting firm Avascent.

The post Analysis: Space Force budget growth could be short lived appeared first on SpaceNews.

Webb Telescope: What will scientists learn?

Wednesday, 13 July 2022 06:49
Webb's first image delivered the deepest and sharpest infrared image of the distant universe so far, "Webb's First Deep Fie
Webb's first image delivered the deepest and sharpest infrared image of the distant universe so far, "Webb's First Deep Field"

The James Webb Space Telescope's first images aren't just breathtaking—they contain a wealth of scientific insights and clues that researchers are eager to pursue.

Here are some of the things scientists now hope to learn.

Into the deep

Webb's first image, released Monday, delivered the deepest and sharpest infrared image of the distant universe so far, "Webb's First Deep Field."

The white circles and ellipses are from the galaxy cluster in the foreground called SMACS 0723, as it appeared more than 4.6 billion years ago—roughly when our Sun formed too.

The reddish arcs are from light from ancient galaxies that has traveled more than 13 billion years, bending around the foreground cluster, which acts as a gravitational lens.

Carina Nebula

NASA released the long-anticipated first science observations from the James Webb Space Telescope July 12, the culmination of decades of work and the start of a new era in astrophysics.

The post First JWST images excite and relieve astronomers appeared first on SpaceNews.

Baby stars, dancing galaxies: NASA shows new cosmic views
This image released by NASA on Tuesday, July 12, 2022, shows the Southern Ring Nebula for the first time in mid-infrared light. It is a hot, dense white dwarf star, according to NASA. Credit: NASA, ESA, CSA, STScI via AP

A sparkling landscape of baby stars. A foamy blue and orange view of a dying star. Five galaxies in a cosmic dance. The splendors of the universe glowed in a new batch of images released Tuesday from NASA's powerful new telescope.

The unveiling from the $10 billion James Webb Space Telescope began Monday at the White House with a sneak peek of the first shot—a jumble of distant galaxies that went deeper into the cosmos than humanity has ever seen.

Webb’s first deep field

The international NASA/ESA/CSA James Webb Space Telescope has delivered the deepest, sharpest infrared image of the distant Universe so far.

U.S. President Joe Biden unveiled the image of galaxy cluster SMACS 0723, known as Webb’s First Deep Field, during a White House event on Monday 11 July.

Plans to use the 12 GHz band for terrestrial 5G would severely disrupt non-geostationary orbit (NGSO) broadband across the United States, OneWeb said July 11 in analysis supporting an earlier study from SpaceX.

The post OneWeb backs up Starlink 5G interference warning appeared first on SpaceNews.

Greenbelt MD (AFP) Jul 13, 2022
The James Webb Space Telescope began releasing a new wave of cosmic images on Tuesday, heralding a new era of astronomy. "Every image is a new discovery," said NASA administrator Bill Nelson. "Each will give humanity a view of the universe that we've never seen before." On Monday, Webb revealed the clearest image to date of the early universe, going back 13 billion years. One new ima
Baltimore MD (SPX) Jul 12, 2022
The months-long process of preparing NASA's James Webb Space Telescope for science is now complete. All of the seventeen ways or 'modes' to operate Webb's scientific instruments have now been checked out, which means that Webb has completed its commissioning activities and is ready to begin full scientific operations. Each of Webb's four scientific instruments has multiple modes of operati
Kirtland AFB NM (SPX) Jul 07, 2022
The Air Force Research Laboratory Space Vehicles Directorate spaceflight experiment Recurve was launched July 2, 2022, from the Mojave Air and Space Port on the Virgin Orbit space system in California. The launch supported the U.S. Space Force's STP-S28A mission and carried six additional payloads for the Department of Defense Space Test Program (STP). Recurve is the latest in several low-
Beijing (XNA) Jul 10, 2022
Chinese scientists have published a study that helps to explain an anomaly in the composition of the Moon's biggest crater - the South Pole-Aitken Basin - identifying the abnormal materials there as originating from the lunar crust. The study was conducted by a Chinese research team studying planetary sciences at Shandong University, and was published in the Astrophysical Journal Letters.
Washington (AFP) July 6, 2022
Space travel company Virgin Galactic on Wednesday said it had reached an agreement with Boeing subsidiary Aurora Flight Sciences to build two new air launch carrier aircraft for its spaceships. These new "motherships" will replace Virgin Galactic's existing carrier plane - the VMS Eve built by Scaled Composites - with the first of the new aircraft due to enter service by 2025. The company
Durham NC (SPX) Jul 07, 2022
By turning a traditional lab-based fabrication process upside down, researchers at Duke University have greatly expanded the abilities of light-manipulating metasurfaces while also making them much more robust against the elements. The combination could allow these quickly maturing devices to be used in a wide range of practical applications, such as cameras that capture images in a broad
Webb Reveals Cosmic Cliffs, Glittering Landscape of Star Birth
Credit: NASA, ESA, CSA, and STScI

This landscape of "mountains" and "valleys" speckled with glittering stars is actually the edge of a nearby, young, star-forming region called NGC 3324 in the Carina Nebula. Captured in infrared light by NASA's new James Webb Space Telescope, this image reveals for the first time previously invisible areas of star birth.

Called the Cosmic Cliffs, Webb's seemingly three-dimensional picture looks like craggy mountains on a moonlit evening. In reality, it is the edge of the giant, gaseous cavity within NGC 3324, and the tallest "peaks" in this image are about 7 light-years high. The cavernous area has been carved from the nebula by the and from extremely massive, hot, located in the center of the bubble, above the area shown in this image.

The blistering, from the young stars is sculpting the nebula's wall by slowly eroding it away. Dramatic pillars tower above the glowing wall of gas, resisting this radiation. The "steam" that appears to rise from the celestial "mountains" is actually hot, ionized gas and hot dust streaming away from the nebula due to the relentless radiation.

Webb captures dying star's final 'performance' in fine detail
Credit: NASA, ESA, CSA, and STScI

Some stars save the best for last.

The dimmer star at the center of this scene has been sending out rings of gas and for thousands of years in all directions, and NASA's James Webb Space Telescope has revealed for the first time that this star is cloaked in dust.

Two cameras aboard Webb captured the latest image of this planetary , cataloged as NGC 3132, and known informally as the Southern Ring Nebula. It is approximately 2,500 light-years away.

Webb will allow astronomers to dig into many more specifics about planetary nebulae like this one—clouds of gas and dust expelled by dying stars. Understanding which molecules are present, and where they lie throughout the shells of gas and dust will help researchers refine their knowledge of these objects.

This observation shows the Southern Ring Nebula almost face-on, but if we could rotate it to view it edge-on, its three-dimensional shape would more clearly look like two bowls placed together at the bottom, opening away from one another with a large hole at the center.

Cosmic Cliffs in Carina – NIRCam

The NASA/ESA/CSA James Webb Space Telescope reveals emerging stellar nurseries and individual stars in Carina Nebula that were previously obscured.

The new images showcase how Webb’s cameras can peer through cosmic dust, shedding new light on how stars form. Objects in earliest, rapid phases of star formation difficult to capture, but Webb’s extreme sensitivity, spatial resolution, and imaging capability can chronicle these elusive events.

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