Astronomy News | Sci.News

Astronomers Detect Hydrogen Sulfide in Uranus’ Upper Atmosphere

Apr 24, 2018 by News Staff

Astronomers using the Gemini North Telescope on Hawaii’s Maunakea have detected hydrogen sulfide, the gas that gives rotten eggs their distinctive odor,...

This Hubble image shows the lenticular galaxy NGC 2655. Image credit: NASA / ESA / Hubble / A. Fillipenko.

Hubble Space Telescope Observes NGC 2655

Apr 23, 2018 by News Staff

The NASA/ESA Hubble Space Telescope has delivered an unrivalled snapshot of the lenticular galaxy NGC 2655. This Hubble image shows the lenticular galaxy...

Spectacular Lagoon Nebula Glows in Hubble’s 28th Birthday Photos

Apr 20, 2018 by News Staff

The NASA/ESA Hubble Space Telescope was launched into orbit by a space shuttle on April 24, 1990. It was the first space telescope of its kind, and has...

NGC 6240. Image credit: NASA / JPL-Caltech / STScI-ESA.

Binary Supermassive Black Hole Stops Star Formation in NGC 6240

Apr 19, 2018 by News Staff

NGC 6240 is a pair of merging galaxies approximately 400 million light-years away in the constellation Ophiuchus. It spans 300,000 light-years and has...

NASA’s Transiting Exoplanet Survey Satellite Heads for Final Science Orbit after Successful Launch

Apr 19, 2018 by News Staff

NASA’s Transiting Exoplanet Survey Satellite (TESS) was delivered to space Wednesday, April 18, aboard a SpaceX Falcon 9 rocket that lifted off from...

This Hubble image shows the distant and massive galaxy cluster that is officially known as PSZ2 G138.61-10.84. Image credit: NASA / ESA / Hubble / RELICS.

Hubble Views Distant and Massive Galaxy Cluster

Apr 16, 2018 by Enrico de Lazaro

A new image from the NASA/ESA Hubble Space Telescope shows PSZ2 G138.61-10.84, a colossal galaxy cluster located approximately 6 billion light-years away...

This artist’s concept shows a hypothetical exoplanet around the binary star system of Kepler-35A and B. Image credit: NASA / JPL-Caltech.

Short-Period Double Stars Can Eject Their Planets, Study Suggests

Apr 13, 2018 by News Staff

So-called circumbinary planets — those planets that orbit around a binary star, like the fictional Tatooine from the Star Wars — can be ejected...

A snapshot of a simulation showing a binary black hole formed in the center of a globular cluster. Image credit: Northwestern Visualization / Carl Rodriguez.

Globular Star Clusters May Foster Repeated Merging of Multiple Black Holes

Apr 12, 2018 by News Staff

Stellar-mass black holes that reside in globular clusters — small regions of space, usually at the edges of a galaxy, that are packed with hundreds...

New SPHERE images are revealing the dusty disks surrounding nearby young stars in greater detail than previously achieved; they show a bizarre variety of shapes, sizes and structures, including the likely effects of planets still in the process of forming. Image credit: ESO / H. Avenhaus et al / E. Sissa et al / DARTT-S & SHINE collaborations.

ESO’s SPHERE Instrument Sees Weird and Wonderful Dusty Disks around Young Stars

Apr 11, 2018 by News Staff

A series of images from the Spectro-Polarimetric High-contrast Exoplanet Research (SPHERE) instrument on ESO’s Very Large Telescope in Chile shows dusty...

This artist’s impression shows the first interstellar asteroid -- 1I/2017 U1 (’Oumuamua). Image credit: M. Kornmesser / ESO.

Radio Astronomers Check Interstellar Asteroid Oumuamua for FM Band Signals

Apr 10, 2018 by News Staff

A highly-elongated metallic or rocky object — known as 1I/2017 U1 ‘Oumuamua — came from another star system, prompting speculation it could...

Composite image of an erupting solar prominence observed by NASA’s Solar Dynamics Observatory on August 31, 2012. Image credit: NASA / SDO / GSFC.

Gigantic Solar ‘Tornadoes’ Don’t Rotate After All

Apr 10, 2018 by News Staff

A new study indicates that solar tornadoes may have been misnamed because scientists have so far only been able to observe them using 2D images. Composite...

This is a mosaic image, one of the largest ever taken by Hubble of the Crab Nebula, a 6-light-year-wide expanding remnant of a star’s supernova explosion. Japanese and Chinese astronomers recorded this violent event nearly 1,000 years ago in 1054, as did, almost certainly, Native Americans. Image credit: NASA / ESA / J. Hester / A. Loll, Arizona State University.

Phosphorus May Be More Rare in Universe than Previously Thought

Apr 9, 2018 by News Staff

A new study from Cardiff University suggests there may be a cosmic lack of phosphorus, a crucial ingredient for life. This is a mosaic image, one of the...

This Hubble image shows PLCK G308.3-20.2, a massive galaxy cluster that lies 5 billion light-years away from Earth. Image credit: NASA / ESA / Hubble / RELICS.

Hubble Space Telescope Spots Massive Galaxy Cluster

Apr 9, 2018 by News Staff

This spectacular view from the NASA/ESA Hubble Space Telescope peers into the distant Universe to reveal a massive galaxy cluster called PLCK G308.3-20.2. This...

Astronomers Find Isolated Neutron Star in Small Magellanic Cloud

Apr 6, 2018 by News Staff

New images from the MUSE instrument on ESO’s Very Large Telescope in Chile have revealed a ring-shaped structure in the young supernova remnant 1E 0102.2-7219...

This image shows the nearby globular cluster NGC 6397, located at a distance of 7,800 light-years in the southern constellation Ara. Image credit: NASA / ESA / T. Brown & S. Casertano, STScI / J. Anderson, STScI.

Astronomers Make First Precise Distance Measurement to Ancient Globular Cluster

Apr 5, 2018 by News Staff

Astronomers using the NASA/ESA Hubble Space Telescope have for the first time precisely measured the distance to one of the oldest objects in the Universe...

10,000 Stellar-Mass Black Holes Exist in Milky Way’s Central Region, Astronomers Say

Apr 5, 2018 by News Staff

Astronomers using NASA’s Chandra X-ray Observatory have discovered what they believe are 12 stellar-mass black holes gathered around Sagittarius A*,...

This illustration shows a red dwarf star orbited by a hypothetical exoplanet. Red dwarfs tend to be magnetically active, displaying gigantic arcing prominences and a wealth of dark sunspots. Red dwarfs also erupt with intense flares that could strip a nearby planet’s atmosphere over time, or make the surface inhospitable to life as we know it. Image credit: NASA / ESA / STScI / G. Bacon.

Intense X-Rays Could Sterilize Potentially Habitable Exoplanets

Apr 5, 2018 by News Staff

Intense radiation from host stars could strip away the ozone layer of Earth-like exoplanets and render them uninhabitable, according to a new study presented...

This artist’s impression shows how the Milky Way Galaxy would look seen from almost edge on and from a very different perspective than we get from the Earth. The central bulge shows up as a peanut-shaped glowing ball of stars and the spiral arms and their associated dust clouds form a narrow band. Image credit: ESO / NASA / JPL-Caltech / M. Kornmesser / R. Hurt.

Milky Way Galaxy is Slowly Increasing in Size, Study Suggests

Apr 4, 2018 by News Staff

Our Milky Way Galaxy, which is approximately 100,000 light-years in diameter, may be getting even bigger, according to a study by the Instituto de Astrofísica...

Images of one of the rapidly evolving transients, from 8 days before the maximum brightness to 18 days afterwards. This outburst took place at a distance of 4 billion light years. Image credit: M. Pursiainen / University of Southampton / DES Collaboration.

Astronomers Spot 73 Unusually Fast-Evolving Stellar Explosions

Apr 4, 2018 by News Staff

A team of astronomers at the University of Southampton, UK, has found 73 rapidly evolving transients — very bright, but quick events — in a...