Planets rule the a.m., and what’s that bright light? Saturn and Mars meet up with the Moon, Jupiter returns at dawn, and tips for identifying some common objects seen in the sky. Highlights All month – All the planetary action continues to be in the morning sky, with Saturn and Mars rising in the [...]
4 Min Read NASA Releases New High-Quality, Near Real-Time Air Quality Data Artist illustration of the satellite Intelsat 40e. NASA's TEMPO instrument launched into geostationary orbit 22,236 miles above Earth's equator in April 2023 as a payload on the satellite. Credits: Maxar Technologies NASA has made new data available that can provide air pollution [...]
Boeing’s CST-100 Starliner crew ship approaches the International Space Station on the company’s Orbital Flight Test-2 mission before automatically docking to the Harmony module’s forward port. NASA will provide live coverage of prelaunch and launch activities for the agency’s Boeing Crew Flight Test, which will carry NASA astronauts Butch Wilmore and Suni Williams to and [...]
8 Min Read The Moon and Amaey Shah Comparing two Lunar images using NASA’s MoonDiff project. Join this project, and help search for new features on the Moon! Credits: NASA/JPL-Caltech Sometimes a story about a NASA volunteer just grabs your heart and won’t let go. NASA Scientist Dr. Brian Day shared with us the [...]
ESA/Webb, NASA & CSA, A. Adamo (Stockholm University) and the FEAST JWST team The James Webb Space Telescope observed “starburst” galaxy NGC 4449, seen in this image released on May 29, 2024. Starbursts are intense periods of star formation usually concentrated at a galaxy’s core, but NGC 4449’s activity is much more widespread — likely [...]
From left to right, Ambassador of Peru to the United States Alfredo Ferrero Diez Canseco, Peruvian Foreign Minister Javier González-Olaechea, NASA Administrator Bill Nelson, and United States Department of State Acting Assistant Secretary in the Bureau of Oceans and International Environmental and Scientific Affairs Jennifer R. Littlejohn, pose for a photo during an Artemis Accords [...]
5 Min Read Travel The NSSC provides travel reimbursement services for all authorized Agency travel including: domestic, foreign, local, ETDY, and Change of Station (COS). References Federal Travel Regulations (FTR) Traveler Extended TDY and Taxes Domestic Per Diem Rates Foreign Per Diem Rates Change of Station NSSC Travel now has another way that a [...]
5 min read Preparations for Next Moonwalk Simulations Underway (and Underwater) Earth’s polar regions radiates much of the heat initially absorbed at the tropics out to space, mostly in the form of far-infrared radiation. Clouds in the Arctic — like these seen over a Greenland glacier — and Antarctic can trap far-infrared radiation on Earth, [...]
Earth Observer Earth and Climate Earth Observer Home Editor’s Corner Feature Articles News In Memoriams Science in the News More Meeting Summaries Archives 28 min read Summary of the 2023 GRACE Follow-On Science Team Meeting Felix Landerer, NASA/Jet Propulsion Laboratory, felix.w.landerer@jpl.nasa.gov Introduction In October 2023, the annual gathering of the Gravity Recovery and Climate [...]
How does spaceflight affect tumor-bearing fruit fly hosts and their parasites? Pigmentation: A side-by-side comparison of wasps shows a clear difference in the melanization of wing veins for wild-type and each mutant. Blade Shape: The kona mutant has an angular wing shape in contrast to wild-type’s rounded wing blade (vertical arrows in D–F).S. Govind. Background: Like [...]
