Hubble Image of the Week – White Dwarf Stein 2051 B
Hubble observed the nearby white dwarf star Stein 2051 B as it passed in front of a background star. During the close alignment, the white…
astronomy
Curiosity Reveals Evidence of Diverse Environments on Mars
NASA’s Curiosity Rover has revealed a wide diversity of minerals in the initial samples of rocks from the lowermost layers of Mount Sharp on Mars,…
The Art of Exoplanets – How Artists Use Scientific Data to Imagine Exoplanets
How artists use scientific data to visualize distant exoplanets and other astrophysical phenomena that you can’t see. The moon hanging in the night sky sent…
Chandra Reveals Extended Hard X-ray Emission from a Galactic Nucleus
Using Chandra, a team of astronomers has found that the nuclear region emitting hard X-rays in galaxy ESO 428-G014 is more than ten times larger…
Researchers Explain the Formation of Trappist-1 and Other Compact Systems
(Article translated to English) Astronomers from the University of Amsterdam have developed a model to explain the formation of planetary system Trappist-1 and other compact…
Mars Express Provides a Window to a Watery Past on Mars
New composite images captured by ESA’s Mars Express offer a window into the watery past of the Red Planet. This 70 km-wide crater and its…
Astronomers Discover Ingredient of Life Around Infant Sun-Like Stars
Using ALMA, astronomers have found traces of methyl isocyanate — a chemical building block of life – around Sun-like stars at a very early stage…
Chandra Views the Volatile Stellar Relationship of the R Aquarii System
Chandra has observed the R Aquarii system many times over the last 17 years, helping astronomers better understand how this volatile stellar pair interacts with…
Nearby White Dwarf Star Helps Confirm Einstein’s General Theory of Relativity
A Nearby white dwarf star helps confirm Einstein’s General Theory of Relativity and the history and evolution of galaxies such as our own. Albert Einstein…
New Research Supports the Idea That We Live in a Void
New research firms up the idea that we exist in one of the voids in the structure of the cosmos and helps ease the apparent…
Hubble Telescope Views Universe’s Brightest Galaxies
Using gravitational lensing, Hubble has captured unique close-up views of the universe’s brightest infrared galaxies – which are as much as 10,000 times more luminous…
Cassini Provides a Colorful View of Saturn’s Hexagon in Motion
Researchers used images from Cassini’s imaging cameras to create the first movie to show Saturn’s hexagon in color filters, and the first movie to show…
GALEX Reveals Flares May Threaten Habitability of Planets Near Red Dwarfs
Using 10 years of ultraviolet observations by NASA’s Galaxy Evolution Explorer (GALEX) Spacecraft, astronomers examine the habitability of planets near red dwarfs. Cool dwarf stars…
Hubble Comparison of Two “Hot Jupiter” Exoplanets
Using the Hubble Space Telescope astronomers compare two seemingly similar “hot Jupiter” exoplanets, finding that WASP-67 b and HAT-P-38 b have very different atmospheres. Is…
NASA Releases Latest Survey Data from NEOWISE Asteroid-Hunting Spacecraft
NASA’s Near-Earth Object Wide-field Infrared Survey Explorer (NEOWISE) mission has released its third year of survey data, with the spacecraft discovering 97 previously unknown celestial…
Newly Discovered Exoplanet KELT-9b is Hotter than Most Stars
An international team of astronomers has discovered a planet like Jupiter zipping around its host star every day, boiling at temperatures hotter than most stars…
Dawn Spacecraft Views Kerwan Crater on Ceres
NASA’s Dawn Spacecraft captured this image of the Kerwan crater (the largest crater on Ceres) from an altitude of about 915 miles. The 16-mile-wide (26-kilometer-wide)…
Hubble Views the Slow Waltz of Two Brown Dwarfs in Luhman 16AB
This Hubble Telescope image of the week shows the slow waltz of two brown dwarfs in Luhman 16AB. This seemingly unspectacular series of dots with…