The Susquehanna River cuts through the folds of the Valley-and-Ridge province of the Appalachian Mountains in this photograph taken by the crew of the International Space Station. The Valley-and-Ridge province is a section of the larger Appalachian Mountain Belt between the Appalachian Plateau and t […]
On the northwestern coast of Madagascar, the salty waters of the Mozambique Channel penetrate inland to join with the freshwater outflow of the Betsiboka River, forming Bombetoka Bay. Numerous islands and sandbars have formed in the estuary from the large amount of sediment carried in by the Betsibo
In the years since the 2011 launch of the NASA-NOAA Suomi National Polar-orbiting Partnership (NPP) satellite, a research team at the agency’s Goddard Space Flight Center has been analyzing night-lights data and developing new software and algorithms to make night lights imagery clearer, more accura
Stretching from tropical Florida to the doorstep of Europe, the Gulf Stream carries a lot of heat, salt and history. This river of water is an important part of the global ocean conveyor belt, moving water and heat from the Equator toward the far North Atlantic. It is one of the strongest currents o
Fifty years ago, on April 22, 1970, people around the globe marked the first Earth Day. On this Earth Day, as we physically separate ourselves by necessity, we can still collectively appreciate the wondrous beauty of our planet and the extraordinary science that helps us understand how it all works
NASA astronaut Jessica Meir gives a thumbs up after she, Roscosmos cosmonaut Oleg Skripochka and NASA astronaut Andrew Morgan landed in their Soyuz MS-15 spacecraft in a remote area near the town of Zhezkazgan, Kazakhstan on Friday, April 17, 2020. Meir and Skripochka returned after 205 days in spac
A team of transatlantic scientists, using reanalyzed data from NASA’s Kepler space telescope, has discovered an Earth-size exoplanet orbiting in its star’s habitable zone, the area around a star where a rocky planet could support liquid water. Scientists discovered this planet, called Kepler-1
Equipped with visionary science instruments, the Mars Perseverance rover underwent an “eye” exam after several cameras were installed. The rover contains an armada of imaging capabilities, from wide-angle landscape cameras to narrow-angle high-resolution zoom lens cameras. This image, ta
Apollo 13 launched on April 11, 1970, on a journey to become the third crew to land on the Moon. The crew never made it. The mission became known as “a successful failure” that saw the safe return of its crew in spite of a catastrophic explosion. This artist’s concept—by Teledyne Ryan Aeronaut
The Soyuz MS-16 lifts off from Site 31 at the Baikonur Cosmodrome in Kazakhstan on Thursday, April 9, 2020, sending Expedition 63 crewmembers Chris Cassidy of NASA and Anatoly Ivanishin and Ivan Vagner of Roscosmos into orbit for a six-hour flight to the International Space Station and the start of
