Galaxy NGC 691, an archetypal spiral galaxy, was captured by the Hubble Space Telescope. Credit: ESA/Hubble & NASA, A. Riess et al. This image of…
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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 subsurface stratigraphy seen by Yutu-2 radar on the far side of the moon. Credit: CLEP/CRAS/NAOC A little over a year after landing, China’s spacecraft…
The international Gemini Observatory composite color image of the planetary nebula CVMP 1 imaged by the Gemini Multi-Object Spectrograph on the Gemini South telescope on…
Artist’s impression of K2-18b. Credit: Amanda Smith Astronomers have found an exoplanet more than twice the size of Earth to be potentially habitable, opening the…
Caldwell 60/61. Credit: NASA This Hubble image shows two galaxies locked in a fateful embrace. Caldwell 60 (NGC 4038) and Caldwell 61 (NGC 4039) are…
An illustration of a concept for a possible wind-powered Venus rover. Credit: NASA/JPL-Caltech NASA’s Jet Propulsion Laboratory in Pasadena, California, under a grant from the…
Penn State-led near-infrared spectrograph recently installed on the 10m Hobby-Eberly Telescope at McDonald Observatory in Texas. Credit: Ethan Tweedie Photography A signal originally detected by…
On the left is an image of the Sombrero galaxy (M104) that includes a portion of the much fainter halo far outside its bright disk…
MIT researchers have devised a framework for deciding which type of mission would be most successful in deflecting an incoming asteroid, taking into account an…
Optical image of Titan taken by NASA Cassini spacecraft. Credit: NASA/JPL-Caltech/Space Science Institute Planetary scientists using the Atacama Large Millimeter/submillimeter Array (ALMA) revealed the secrets…
Credit: ESA/Hubble & NASA The NASA/ESA Hubble Space Telescope is no stranger to spiral galaxies. The telescope has brought us some of the most beautiful…
Soon after the instruments opened their doors, the Sun began performing for SDO with this beautiful prominence eruption. This AIA data is from March 30,…
(Click image for full view.) This picture of Jupiter’s corona was taken by Petr Horálek some 100 kilometers south of the Chajnantor Plateau, which is…
Near Earth objects. Credit: ESA – P.Carril. Three Leiden astronomers have shown that some asteroids that are considered harmless for now, can collide with Earth…
Earth-bound astronomers use the transit method — measuring the dim in a star’s light when a planet passes directly between the star and its observer…
This comparison image shows the star Betelgeuse before and after its unprecedented dimming. The observations, taken with the SPHERE instrument on ESO’s Very Large Telescope…
This updated version of the iconic “Pale Blue Dot” image taken by the Voyager 1 spacecraft uses modern image-processing software and techniques to revisit the…
Analysis of a portion of the data looks at nearby stars that could see Earth transiting sun. On Friday (February 14, 2020), the Breakthrough Listen…
An illustration of the rare cosmic pairing discovered by citizen scientists using the Backyard Worlds project. Credit: William Pendrill Brown dwarfs traversing space together, but…