NASA Administrator Bill Nelson, left, and Smithsonian Museum of Natural History, Sant Director, Kirk Johnson, preview the Earth Information Center at the Smithsonian National Museum of Natural History, in Washington, Monday, Oct. 7, 2024. The exhibit includes a video wall displaying Earth science data visualizations and videos, an interpretive panel showing Earth’s connected systems, information […]
Can you find the Sun? OK, but can you explain why there’s a big dark spot in the center? The spot is the Moon, and the impressive alignment shown, where the Moon lines up inside the Sun, is called an annular solar eclipse. Such an eclipse occurred just last week and was visible from a […]
Flying aboard Voyagers 1 and 2 are identical “golden” records, carrying the story of Earth far into deep space. This gold aluminum cover was designed to protect the gold-plated records from micrometeorite bombardment, but also serves a double purpose in providing the finder a key to playing the record. via NASA https://ift.tt/YUG7tCQ
A bright comet is moving into the evening skies. C/2023 A3 (Tsuchinshan–ATLAS) has brightened and even though it is now easily visible to the unaided eye, it is so near to the Sun that it is still difficult to see. Pictured, Comet Tsuchinshan–ATLAS was captured just before sunrise from an Andes Mountain in Peru. Braving […]
Comet McNaught, the Great Comet of 2007, grew a spectacularly long and filamentary tail. The magnificent tail spread across the sky and was visible for several days to Southern Hemisphere observers just after sunset. The amazing ion tail showed its greatest extent on long-duration, wide-angle camera exposures. During some times, just the tail itself was […]
While hunting for comets in the skies above 18th century France, astronomer Charles Messier diligently kept a list of the things encountered during his telescopic expeditions that were definitely not comets. This is number 27 on his now famous not-a-comet list. In fact, 21st century astronomers would identify it as a planetary nebula, but it’s […]
An astronaut aboard the International Space Station shot this photo of large meanders of the Alabama River while orbiting over the southern United States. The river’s smooth water surface reflects sunlight back toward the astronaut’s camera, producing an optical phenomenon known as sunglint. via NASA https://ift.tt/5MNohqD
Comet C/2023 A3 (Tsuchinshan–ATLAS) is growing brighter in planet Earth’s sky. Fondly known as comet A3, this new visitor to the inner Solar System is traveling from the distant Oort cloud. The comet reached perihelion, its closest approach to the Sun, on September 27 and will reach perigee, its closest to our fair planet, on […]
Chirag Parikh, Deputy Assistant to the President and Executive Secretary of the National Space Council, left, and NASA Astronauts Frank Rubio, center, and Marcos Berrios, right, speak at a staff engagement event that took place during a White House Hispanic Heritage month on Sept. 30, 2024. via NASA https://ift.tt/CW2plDu
The second solar eclipse of 2024 began in the Pacific. On October 2nd the Moon’s shadow swept from west to east, with an annular eclipse visible along a narrow antumbral shadow path tracking mostly over ocean, crossing land near the southern tip of South America, and ending in the southern Atlantic. The dramatic total annular […]