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  • Station Visitors Near Launch as Crew Stays Busy with Research

    The Expedition 66 crew is getting ready to welcome three new visitors to the International Space Station on Wednesday. In the meantime, the seven orbital residents have started the work week on human research, space physics, and artificial intelligence. In Kazakhstan, the Soyuz MS-20 crew ship has rolled out from its processing facility and is …

  • Weather 80% Favorable for Thursday’s IXPE Launch

    Weather officials with Cape Canaveral Space Force Station's 45th Weather Squadron predict an 80% chance of favorable weather conditions for Thursday's early morning launch of NASA's Imaging X-Ray Polarimetry Explorer (IXPE) spacecraft from the Space Coast, with the cumulus cloud rule and thick cloud layer rule serving as the primary weather concerns. IXPE is scheduled …

  • NASA’s James Webb Space Telescope Fully Fueled for Launch

    Editor's Note, Dec. 8, 2021: This post has been updated with more accurate fueling figures. In preparation for launch later this month, ground teams have successfully completed the delicate operation of loading the James Webb Space Telescope with the propellant it will use to steer itself while in space. In order to make critical course …

  • Progress for Webb at the Launch Site

    Webb in orbit at L2

    On Wednesday, Nov. 17, NASA Headquarters held its final review for the mission prior to launch. A week later, on Nov. 24, a review committee approved Webb's transition to the next stage in its preparations for launch. This week we've asked NASA's Randy Kimble, Webb's integration, test, and commissioning project scientist, to tell us how …

  • Solar Tour Pit Stop #3: Earth’s Upper Atmosphere

    Earth's Interface to Space Welcome to Earth's upper atmosphere, where things get weird. Home to: Earth's hottest (4,500 degrees F) AND coldest (-120 degrees F) temperatures 50 tons of incoming meteors, daily Air that is literally electric Satellite communications The ionosphere Lucky for us, the Sun's most harmful rays don't reach the ground. Instead they're …

  • Solar Tour Pit Stop #2: Eclipses

    A Total Solar Eclipse in Antarctica! Early this morning, there was a total solar eclipse across Antarctica! During a total solar eclipse, the Moon blocks out the Sun, creating the illusion of night during the day and a breathtaking sight in our sky. Join NASA Edge at 1:30 p.m. EST on NASA TV to see …

  • Solar Tour Pit Stop #1: Earth

    Greetings from Earth! Our solar tour begins on Earth. From here, one star shines brighter than all the rest. It's the closest star and the center of our solar system: our Sun. Earth is in the Goldilocks zone, just the right distance from the Sun to be habitable. A mission to touch the Sun We …

  • ISS Daily Summary Report – 12/03/2021

    ISS Deboost: On Wednesday, US tracking sources identified a debris conjunction of concern with Object 39915 with a Time of Closest Approach (TCA) of 337/10:33 GMT. Due to this risk, this morning ISS performed a 0.3 m/s retrograde Predetermined Debris Avoidance Maneuver (PDAM) at 07:58 GMT. This conjunction remained at actionable levels since initial notification, …

  • Geospace Dynamics Constellation: Exploring the Heart of Space Weather

    animated image of the Geospace Dynamics Constellation orbiting EARTH

    The Geospace Dynamics Constellation mission – or GDC – is a team of satellites that will study Earth's upper atmosphere and provide the first direct global measurements of our planet's dynamic and complex interface with the space environment. This boundary between Earth's atmosphere and space is called the ionosphere-thermosphere (I-T) system.