The minor incremental static warming effect from slowly increasing concentrations of GHGs is readily overwhelmed by the performance of the heat engine.
Category: NASA
Sagittarius A*: NASA Telescopes Support Event Horizon Telescope in Studying Milky Way’s Black Hole
Astronomers are using these observations to learn more about how the black hole in the center of the Milky Way galaxy — known as Sagittarius A * (Sgr A* for…
Space Force to Monitor Beyond Geosynchronous Orbit, Plans for a Lunar Colony
Chinese activity on the Moon may have prompted renewed NASA interest in establishing a permanent foothold on our nearest neighbour.
Webb Telescope’s Coldest Instrument Reaches Operating Temperature
There are still more challenges that the team will have to face before MIRI can start its scientific mission. Now that the instrument is at operating temperature, team members will…
NASA Uses Moonlight to Improve Satellite Accuracy
The results will compliment ground-based sites such as Railroad Valley Playa in Nevada, and together will provide orbiting satellites with a robust calibration dataset.
A View of the Red Planet (in Blue)
A key objective for Perseverance’s mission on Mars is astrobiology, including the search for signs of ancient microbial life.
New Sun Missions to Help NASA Better Understand Earth-Sun Environment
These missions not only extend the science of our other heliophysics missions—they also provide a unique perspective and a novel approach to understanding the mysteries of our star.
NASA’s Curiosity Rover Measures Intriguing Carbon Signature on Mars
From NASA After analyzing powdered rock samples collected from the surface of Mars by NASA’s Curiosity rover, scientists today announced that several of the samples are rich in a type…
Sunshield Successfully Deploys on NASA’s Next Flagship Telescope
On Jan. 4, 2022, engineers successfully completed the deployment of the James Webb Space Telescope’s sunshield, seen here during its final deployment test on Earth in December 2020 at Northrop…
What We Learned from the Space Station this Past Year
As the International Space Station enters its third decade of continuous human presence, the impact of microgravity research conducted there keeps growing. The months between Nov. 2020 and Nov. 2021 saw publication…
Merry Christmas Earth, You Get a New Telescope
Webb is targeted to launch at 7:20 a.m. EST Saturday, Dec. 25, on an ESA-provided Ariane 5 rocket from Europe’s Spaceport in Kourou, French Guiana, on the northeastern coast of…
Behold a Winter Solstice
The Earth’s solstices come twice a year. For the Northern Hemisphere, the summer (June) solstice occurs around June 20-21, and the winter (December) solstice happens around Dec. 21-22.
NASA’s Perseverance Mars Rover Makes Surprising Discoveries
The preservation of organics inside ancient rocks – regardless of origin – at both Gale and Jezero Craters does mean that potential biosignatures (signs of life, whether past or present)…
Are Water Plumes Spraying from Europa? NASA’s Europa Clipper is on the Case
From NASA Finding plumes at Europa is an exciting prospect, but scientists warn it’ll be tricky, even from up close. In 2005, images of a brilliant watery plume erupting from…
DART Mission Launched to Test “Armageddon” Asteroid Deflection Capability
Following recent concerns that the risk of dangerous Asteroid impacts may have been underestimated, NASA appears to be stepping up its plans to develop the capability to deflect inbound space…
Hubble Witnesses Shock Wave of Colliding Gases in Running Man Nebula
Hubble observed this region to look for stellar jets and planet-forming disks around young stars, and examine how their environment affects the evolution of such disks.
NASA, USGS Release First Landsat 9 Images
Landsat 9’s first images capture critical observations about our changing planet and will advance this joint mission of NASA and the U.S. Geological Survey that provides critical data about Earth’s…
NASA’s Juno: Science Results Offer First 3D View of Jupiter Atmosphere
From NASA Oct 28, 2021 New findings from NASA’s Juno probe orbiting Jupiter provide a fuller picture of how the planet’s distinctive and colorful atmospheric features offer clues about the…
Lucy Is Going to Space!
Lucy is slated to launch in October 2021 and, with boosts from Earth’s gravity, will complete a 12-year journey to eight different asteroids — a Main Belt asteroid and seven Trojans,…
Solar Electric Propulsion Makes NASA’s Psyche Spacecraft Go
The spacecraft will launch in August 2022 and travel about 1.5 billion miles (2.4 billion kilometers) over three and a half years to get to the asteroid, which scientists believe…
Small Satellite, Big Questions: CuPID CubeSat Will Get New Perspective on Sun-Earth Boundary
The proliferation of small, experimental satellite missions has created more opportunities for students to get involved in hands-on engineering projects.
NASA’s Perseverance Rover Successfully Cores Its First Rock
From NASA NASA’s Perseverance Rover Successfully Cores Its First Rock The drill hole from Perseverance’s second sample-collection attempt can be seen, in this composite of two images taken on Sept.…
NASA Works to Give Satellite Swarms a Hive Mind
Swarms of small satellites could communicate amongst themselves to collect data on important weather patterns at different times of the day or year, and from multiple angles. Such swarms, using…
NASA Scientists Present Asteroid Deflection Research
NASA Scientists performing experiments on actual Asteroid fragments have presented conclusions about the limits of inbound Asteroid deflection, and the need to plan for multiple “bumps” if the Asteroid is…
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