All Webb Telescope's 18 Primary Gold-Coated Mirrors Now Installed to Unravel Mysteries of the Universe

From NASA: "Inside a massive clean room at NASA's Goddard Space Flight Center in Greenbelt, Maryland the James Webb Space Telescope team used a robotic am to install the last of the telescope's 18 mirrors onto the telescope structure." NASA/Chris Gunn

From NASA: “Inside a massive clean room at NASA’s Goddard Space Flight Center in Greenbelt, Maryland the James Webb Space Telescope team used a robotic am to install the last of the telescope’s 18 mirrors onto the telescope structure.” NASA/Chris Gunn

Construction of the James Webb Space Telescope (JWST), a NASA, European Space Agency […]

Webb Telescope Component Completes Critical Tests as Mirror Installations Continue

From NASA: "A team of engineers in special clean room suits at NASA Goddard. Seen from left to right: Andy Mentges, Nathan Block, Vaughn Nelson, Rob Houle, John McCloskey, Mark Branch, Rick Jones, Greg Jamroz." Photo Credit: NASA/Chris Gunn

Less than three years from its launch, the James Webb Space Telescope (JWST), an international collaboration between NASA, the European Space Agency (ESA), and the Canadian Space Agency (CSA), continues to take shape. As 2015 rolled into 2016, engineers working on the JWST have been busy testing one of its essential science components. On […]

Ariane 5 Contracted for Early Morning Webb Telescope Launch from Amazon in October 2018

Arianespace Ariane 5 French Guiana ESA Ariane 5 rocket GSAT 1 image credit Arianespace posted on AmericaSpace

The massive Arianespace Ariane 5 rocket, seen here in action, is now contracted to launch the James Webb Space Telescope from ESA’s launch site in French Guiana. The rocket and its multi-billion dollar space observatory, if launched on the current schedule, will fly into early morning skies from the edge of the Amazon rainforest […]

First of 18 Mirrors Installed as Final Assembly Phase for NASA's James Webb Space Telescope Begins

The first of 18 mirrors being installed in the James Webb Space Telescope. Photo Credit: NASA/Chris Gunn

The first of 18 mirrors being installed in the James Webb Space Telescope, in the clean room at NASA’s Goddard Space Flight Center. Photo Credit: NASA/Chris Gunn

The James Webb Space Telescope (JWST) just took a big step toward reality with the successful installation of the first of its many flight mirrors. This is […]

James Webb Team Ready to Install Telescope's 18 Gold-Coated Primary Mirror Segments

A robotic arm lifts and lowers a golden James Webb Space Telescope flight spare primary mirror segment onto a test piece of backplane at NASA's Goddard Space Flight Center in Greenbelt, Md. In this image the JWST team practices the positioning that will be done on the actual telescope in the cleanroom. Dave Sime, an assembly crew chief, inspects the mirror placement from the underside of the backplane. Photo Credit: NASA/Chris Gunn

A robotic arm lifts and lowers a golden James Webb Space Telescope flight spare primary mirror segment onto a test piece of backplane at NASA’s Goddard Space Flight Center in Greenbelt, Md. In this image the JWST team practices the positioning that will be done on the actual telescope in the cleanroom. Dave Sime, […]

On Course to the Stars: James Webb Space Telescope Shaping Up for 2018 Launch

From ESA: “This image shows two polished test mirror segments being inspected by an optical engineer: one segment with the gold coating already applied, the other without. In the meantime, the coating of all 18 mirrors has been completed.” Photo Credit: NASA/C. Gunn

While the Hubble Space Telescope (HST) recently celebrated 25 years in […]

Integral Component of Webb Space Telescope Undergoes, Survives 'Deep Freeze' Testing

From NASA: "The view from inside NASA Goddard's Thermal Vacuum Chamber shows the JWST heart being lowered by crane in preparation of weeks of space environment testing." An essential component of the James Webb Space Telescope has just completed vacuum testing in extremely cold conditions. Photo Credit: NASA/Chris Gunn

From NASA: “The view from inside NASA Goddard’s Thermal Vacuum Chamber shows the JWST [James Webb Space Telescope] heart being lowered by crane in preparation of weeks of space environment testing.” An essential component of the James Webb Space Telescope has just completed and survived vacuum testing in extremely cold conditions. Photo Credit: NASA/Chris […]

Space for Everyone: 30 Years Since STS-41G, Progress in Spaceflight Diversity

The crew of STS-41G, 1984: Seated (from left) are Jon McBride, Sally Ride, Kathy Sullivan, and Dave Leestma, with (from left) Paul Scully-Power, Bob Crippen, and Marc Garneau standing. This mission proved to be a watershed moment in spaceflight diversity in a year of firsts. Photo Credit: NASA

Thirty years ago yesterday (Oct. 5, […]

Achievement Unlocked: Testing Complete on James Webb Telescope's Backplane Structure

An artist’s concept of the James Webb Space Telescope (JWST). Image Credit: NASA/ESA

NASA announced on July 8 that it had completed static load testing on the James Webb Space Telescope’s (JWST) Primary Mirror Backplane Support Structure (PMBSS). The testing was completed by two of the contractors tapped to work on JWST, the Northrop […]

Webb Telescope Searching for First Objects After Big Bang: Nobel Prize Winner John Mather Speaks to AmericaSpace

Dr. John Mather, James Webb Space Telescope Senior Project Scientist and 2006 Nobel Laureate in Physics. Credit: NASA/Chris Gunn

Artist’s concept of the James Webb Space Telescope (JWST). Credit: NASA/ESA

GODDARD SPACE FLIGHT CENTER, MD — The James Webb Space Telescope (JWST) is NASA’s top priority science mission launching in this decade and will have the capability to “look back towards the very first objects that formed after the Big Bang,” said Dr. John […]