An IRAC infrared image of a filament of young star-forming cores, with the intensity of the dense gas emission overlaid in contours. New submillimeter observations…
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This artist’s impression shows the first interstellar object discovered in the Solar System, `Oumuamua. Credit: ESA/Hubble, NASA, ESO, M. Kornmesser Scientists Determine ‘Oumuamua Isn’t Made…
Artist’s conception of accretion flares resulting from the encounter of an Oort-cloud comet and a hypothesized black hole in the outer solar system. Credit: M.…
A false-color infrared image of the Infrared Dark Cloud called “the Snake” as seen by the IRAC camera on the Spitzer Space Telescope. Astronomers have…
The path of a light beam is bent by the presence of mass, as explained by General Relativity. A massive body can therefore act like…
A dark matter map, created by Japanese astronomers using weak lensing. The background image of a wide field of galaxies was analyzed for weak lensing…
The image of a black hole has a bright ring of emission surrounding a “shadow” cast by the black hole. This ring is composed of…
This extremely powerful eruption occurred in the Ophiuchus galaxy cluster, which is located about 390 million light-years from Earth. Galaxy clusters are the largest structures…
The Dark Energy Survey uses the Blanco 4-meter telescope at the Cerro Tololo Inter-American Observatory in Chile, seen here. A paper analyzing the first data…
An artist’s conception of a blazar, a galay powered by an active nucleus. Blazars are the most common sources detected by NASA’s Fermi gamma-ray spacecraft.…
A radar image of the surface of Venus showing one of the surface features used to measure a revised value for the length of the…
An optical image of the cluster of galaxies Abell 959. Radio images of this cluster identify several giant structures produced by hot gas, consistent with…
A radio image of the galaxy 3C062 and the jets from its superluminous, supermassive black hole nucleus. The most luminous AGN, like this one, have…
NGC 2623: Merging Galaxies from Hubble. Credit: ESA/Hubble & NASA Over thirty years ago, the Infrared Astronomy Satellite discovered that the universe contained many extremely…
An image of the tenuous atmosphere of Pluto, backlit by the Sun, as taken by the New Horizons spacecraft. Astronomers beginning to study the atmospheres…
An artist’s depiction of the stellar system Kepler-9 and two of its planets. Astronomers have confirmed the very low densities of two of Kepler-9’s planets…
Comparison images of Mars taken by Hubble (left) and showing a global dust storm that engulfed it (right). Astronomers studying dust storms in the Aonia-Solis-Valles…
An Illustris-TNG simulation of the stellar content of the universe today on the largest scales showing a projection of stars across a 150 million light-years.…
The colliding spiral galaxies in Arp 272 located in the constellation of Hercules. Astronomers have studied a suite of galaxy merger simulations to conclude that…
Journey through the remnants of an exploded star in this Smithsonian 3D interactive experience.Image courtesy of the Smithsonian Center for Learning and Digital Access The…