Day 25: Slow and Steady Wins in Space

Day 25: Slow and Steady Wins in Space

What do the Webb Space Telescope mirror segments and a tortoise have in common? They both take it slow and ...
STScI: Capturing All That Glitters in Galaxies with NASA’s Webb

STScI: Capturing All That Glitters in Galaxies with NASA’s Webb

An international research team will survey the stars, star clusters, and dust that lie within 19 nearby galaxies ...
Webb's golden mirrors are inspected

Day 19: Moving Mirrors

Now that the telescope is fully deployed, engineers started to unlock and move the mirror segments this week in preparation ...
Celebrations at STScI

Day 14: Webb’s Deployment is Complete!!

From the spectacular Ariane 5 rocket launch on Christmas day to the deployment of the solar panels, sunshield, and secondary ...
Port wing of the Webb Telescope deployed

Day 13: Mirror, Mirror – First Wing Unfolds

Today the port side of Webb’s mirror was successfully unfolded. After a motor moved the wing into position, it took ...
webb secondary mirror fully deployed

Day 11: We have a telescope!

Today’s excitement came directly from the NASA livestream of the Mission Operations Center at Space Telescope Science Institute during the ...
Day 10: Sunshield Deployment Complete!

Day 10: Sunshield Deployment Complete!

From an engineering perspective, Webb’s sunshield was one of the most difficult challenges to overcome in building the telescope. Unlike ...
Webb with a completely deployed sunshield

Day 9: A Pause, and then Sunshield Tensioning Begins

The year 2021 ended for the Webb Telescope in a nominal way. “Nominal” is spacecraft lingo for “everything is going ...
Day 6: Sunshield Booms begin to deploy

Day 6: Sunshield Booms begin to deploy

Today saw the beginning of one of the most difficult Webb deployments so far, the sunshield rollout. The Webb telescope ...
Day 5: Webb’s Aft Momentum Flap and Sunshield Covers Deployed

Day 5: Webb’s Aft Momentum Flap and Sunshield Covers Deployed

The Webb team at the Mission Operations Center (MOC) at Space Telescope Science Institute (STScI) in Baltimore, Maryland started the ...
Day 4: Science Operation not limited by fuel; Webb’s Tower Extends

Day 4: Science Operation not limited by fuel; Webb’s Tower Extends

Because of its picture-perfect launch, Webb used less fuel than anticipated for its mid-course correction burns. Less fuel burned now ...
Day 3: Webb Sunshield Starts to Unfold

Day 3: Webb Sunshield Starts to Unfold

Unitized Pallet Structures (UPS) unfold. These two pallets (one forward and the other aft) hold the folded sunshield layers. The ...