Quasar Tsunamis Rip Across Galaxies
Using the unique capabilities of NASA’s Hubble Space Telescope, a team of astronomers has discovered the most energetic outflows ever witnessed in the universe. They emanate from quasars and tear…
Gullies on Mars
Gullies on Mars form during the winter, fluidized by carbon dioxide frost, and scientists monitor sites on the planet for activity throughout the year. In this mid-winter scene, a Martian…
Thousands Apply to Join NASA’s Artemis Generation, #BeAnAstronaut
More than 12,000 people have applied to join NASA’s next class of astronauts, demonstrating strong national interest to take part in America’s plans to explore the Moon and take humanity’s…
Hubble Gazes at Fluffy-Looking Galaxy
This image taken by the NASA/ESA Hubble Space Telescope shows the galaxy NGC 4237. Located about 60 million light-years from Earth in the constellation of Coma Berenices (Berenice’s Hair), NGC…
Solar Energy Tracker Powers Down After 17 Years
After nearly two decades, the Sun has set for NASA’s Solar Radiation and Climate Experiment (SORCE), a mission that continued and advanced the agency’s 40-year record of measuring solar irradiance…