Illuminating the Void: Astronomers Observe Cosmic Web Filament Between Galaxies for First Time

An image of quasar UM 287 (at center), taken by the Keck I telescope on the Keck Observatory in Hawaii. The cyan-colored glowing nebula seen around the quasar imaged for the first time is believed to be part of the cosmic web of filaments that interconnects all galaxies throughout the Universe. Image Credit: […]

It's an Alien Blue World—But Nothing Like Earth

Artist’s conception of exoplanet HD 189733b—a “deep blue dot” reminiscent of Earth from a distance. Image Credit: NASA / ESA / M. Kornmesser

The planets and moons in our Solar System come in a wide variety of colors, and the natural beauty can be breathtaking. Now, the true color of a much more […]

Hubble Space Telescope Reveals Evidence of Farthest Known Planet From Its Star

A gap in the protoplanetary disk of dust and gas whirling around TV Hydrae uncovered evidence of an unseen, growing planet, according to astronomers studying Hubble data. Image Credit: NASA, ESA, J. Debes (STScI), H. Jang-Condell (University of Wyoming), A. Weinberger (Carnegie Institution of Washington), A. Roberge (Goddard Space Flight Center), G. Schneider […]

Hubble and Herschel Make Surprising Deep-Space Finds

The Ring Nebula, with its dying progenitor star clearly visible. Photo Credit: NASA

New data from the Hubble Space Telescope and the Herschel Space Observatory have provided new insights into the shape and structure of the far-off Ring Nebula—whose fate has important ramifications for the future of our own Sun—and may have begun […]

NASA'S Hubble Sees a Horsehead of a Different Color

Photo Credit: NASA / ESA / Hubble Heritage Team (STScI/AURA)

WASHINGTON — Astronomers have used NASA’s Hubble Space Telescope to photograph the iconic Horsehead Nebula in a new, infrared light to mark the 23rd anniversary of the famous observatory’s launch aboard the Space Shuttle Discovery on April 24, 1990.

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