Astronauts on the International Space Station send Christmas video message to Earth

Astronauts on the International Space Station shared a festive message for people on Earth as they prepare to spend the holidays in orbit.  Expedition 66 crew members, including NASA astronauts Raja Chari, Thomas Marshburn, Kayla Barron, and Mark Vande Hei, ESA astronaut Matthias Maurer, and Roscosmos cosmonauts Anton Shkaplerov and Pyotr Dubrov, will be celebrating … Read more

James Webb Space Telescope’s rocket begins fueling up for launch

The rocket that will finally launch NASA’s James Webb Space Telescope today (Dec. 25) has begun fueling for liftoff.  About four hours before the planned Christmas morning launch, the Ariane 5 rocket began filling up with 175 tons of propellant; 150 tons of liquid oxygen and 25 tons of liquid hydrogen are now flowing into … Read more

5 Out-of-This-World Telescope Photos of Space to Get You Excited For The JWST Launch

The forthcoming launch of the James Webb Space Telescope offers unprecedented new opportunities for astronomers. It’s also a timely opportunity to reflect on what previous generations of telescopes have shown us.   Astronomers rarely use their telescopes to simply take pictures. The pictures in astrophysics are usually generated by a process of scientific inference and … Read more

Here’s the space weather forecast for NASA’s James Webb Space Telescope launch

Strong winds and rain at the European spaceport in Kourou, French Guiana, were responsible for the latest delay of the James Webb Space Telescope launch. But there is also another type of weather that might interfere with the grand telescope’s journey to orbit: space weather. So what does the space weather forecast look like for … Read more

30 years and $10 billion later, the James Webb Space Telescope is finally on the launch pad

NASA and the astronomy community have poured $10 billion and more than two decades into just one piece of machinery. Now they are facing the moment of truth. NASA’s James Webb Space Telescope, also known as Webb or JWST, is finally in French Guiana, perched atop its rocket, ready to bid farewell to Earth and … Read more

NASA’s James Webb Space Telescope won’t hit Santa during Christmas launch

NASA is launching a huge observatory into space early Christmas morning (Dec. 25), but you don’t need to worry about it hitting Santa Claus. While St. Nick is wrapping up his annual world tour, presumably somewhere in Alaska, Hawaii or the other Pacific islands in the westernmost time zones, an Ariane 5 rocket will be … Read more

Christmas in space: 10 fun holiday space facts

It’s that magical time of year again. Whether you’re living with the frigid temperatures of the northern hemisphere or the sunny climes south of the equator, right now, lots of us are thinking about Christmas. Christmas is a holiday celebrated by more than 2 billion people globally, so chances are that it’s important to you … Read more

James Webb Space Telescope: The scientific mysteries no other observatory could unravel

When scientists planned and designed the Hubble Space Telescope, the most groundbreaking astronomical observatory of its era, there were many things about the universe they didn’t know. One of these unknowns was that stars and galaxies existed already a few hundred million years after the Big Bang, Mark McCaughrean, senior advisor for science and exploration … Read more

Nerves run high ahead of the James Webb Space Telescope launch this Saturday

The primary mirror of the James Webb Space Telescope. In a new interview, NASA Administrator Bill Nelson shared he is “nervous” ahead of the launch. (Image credit: NASA/Chris Gunn) Amid all the excitement, there is no shortage of nerves ahead of the launch of the world’s most powerful telescope.  This Saturday (Dec. 25), the James … Read more

The James Webb Space Telescope Is on The Launchpad!

The science community is getting a very long-awaited Christmas gift this year – the much-delayed launch of the James Webb Space Telescope!  The successor to the much-loved Hubble, the James Webb Space Telescope, or JWST, was originally scheduled to be launched in 2007. Now, 14 years later, all systems seem to finally be ready to … Read more