Mar 10, 2024 · Both Voyager 1 and Voyager 2 have reached "interstellar space" and each continue their unique journey deeper into the cosmos.

3 days ago · Hayn Crater, located just northeast of Mare Humboldtianum, is an exquisite example of a complex crater. The central peak complex in the image above is dramatically illuminated by the low Sun casting long shadows across the crater floor.

Oct 21, 2024 · Climate change is a long-term change in the average weather patterns that have come to define Earth’s local, regional and global climates. These changes have a broad range of observed effects that are synonymous with the term.

Oct 22, 2024 · Planetary Systems. Our solar system consists of the Sun, whose gravity keeps everything from flying apart, eight planets, hundreds of moons, and billions of smaller bodies – from comets and asteroids to meteoroids and tiny bits of ice and rock.

Dec 20, 2024 · Why do we see Moon phases? The Moon is always half-lit by the sun (except during a lunar eclipse).The side of the Moon facing the Sun appears bright because of reflected sunlight, and the side of the Moon facing away from the Sun is dark. Our perspective on the half-lit Moon changes as the Moon orbits Earth.When the side nearest to us is …

The ocean is warming. Rising greenhouse gas concentrations not only warm the air, but the ocean, too. Research shows that around 90 percent of the excess heat from global warming is being absorbed by the ocean. Ocean heat has steadily risen since measurements began in 1955, breaking records in 2023.All this added heat has led to …

Oct 23, 2024 · Scientists have determined that carbon dioxide plays a crucial role in maintaining the stability of Earth’s atmosphere. If carbon dioxide were removed, the terrestrial greenhouse effect would collapse, and Earth’s surface temperature would …

Jan 10, 2024 · Latest 2024 Images. The image below is a SLIDESHOW. Hover over the image to see the image title and controls. Click the image to go to a detail page with more info and the ability to download the image at various resolutions (click downward arrow in lower right corner).

Oct 22, 2024 · Event Horizon. This is what makes a black hole black. We can think of the event horizon as the black hole’s surface. Inside this boundary, the velocity needed to escape the black hole exceeds the speed of light, which is as fast as anything can go.

Apr 10, 2019 · This is the first picture of a black hole. The black hole is outlined by emission from hot gas swirling around it under the influence of strong gravity near its event horizon.