STELLAR CHEMISTRY - SKY NIGHTLY

Behind the Scenes of Recovering NASA's Hubble

Nov 28, 2018 (SPX)

"This has been an incredible saga, built upon the heroic efforts of the Hubble team," said Hubble senior project scientist Jennifer Wiseman at NASA's Goddard Sp...

Searching for the weakest detectable magnetic fields in white dwarfs

Nov 26, 2018 (SPX)

Magnetic fields play important roles in stellar evolution. They transfer angular momentum, both internally during stellar evolution, and externally during perio...

EUCLID progresses with primary mirror delivery

Nov 26, 2018 (ESA)

Euclid's optical design is based on a Korsch-type telescope with an aperture diameter of 1.2 m. The telescope has three curved mirrors (including M1) and three ...

Visualizations of the Universe form heart of new deep field film

Nov 26, 2018 (SPX)

The film, titled "Deep Field: The Impossible Magnitude of Our Universe," features a variety of Hubble's stunning imagery and includes 11 computer-generated visu...

From gamma rays to x-rays

Nov 26, 2018 (ESA)

Lighthouses of the Universe, pulsars are fast-rotating neutron stars that emit beams of radiation. As pulsars rotate and the beams alternatively point towards a...

Astronomers discover giant relic of disrupted 'tadpole' galaxy

Nov 26, 2018 (SPX)

"We have found a giant, exceptional relic of a disrupted galaxy," says Dr. Noah Brosch of The Florence and George Wise Observatory at Tel Aviv University's Scho...

Hubble captures stars across generations

Nov 26, 2018 (SPX)

NGC 1866 is found at the very edges of the Large Magellanic Cloud, a small galaxy located near the Milky Way. The cluster was discovered in 1826 by Scottish ast...

Bending light around tight corners without backscattering losses

Nov 20, 2018 (SPX)

The result was achieved with photonic crystals built on the concept of topological insulators, which won its discoverers a Nobel Prize in 2016. By carefully con...

Doomed star in Milky Way threatens rare gamma-ray burst

Nov 20, 2018 (SPX)

The scientists believe one of the stars - about 8000 light years from Earth - is the first known candidate in the Milky Way to produce a dangerous gamma-ray bur...

Exploding stars make key ingredient in sand, glass

Nov 19, 2018 (JPL)

Look around you right now and there's a good chance you will see silica (silicon dioxide, SiO2) in some form. A major component of many types of rocks on Earth,...

When not seeing is believing as Oumuamua mystery continues

Nov 19, 2018 (SPX)

Nevertheless, this allowed the observation team to draw significant conclusions. Their analysis of the visitor was published online on 14 November by The Astron...

Kepler Space Telescope bid 'goodnight' with final commands

Nov 19, 2018 (SPX)

Coincidentally, Kepler's "goodnight" coincides with the anniversary of the death of its namesake, German astronomer Johannes Kepler, who discovered the laws of ...

A solar sibling identical to the Sun

Nov 19, 2018 (SPX)

Solar siblings are the thousands of stars which formed in the same massive cluster as the Sun, about 4.6 billion years ago. As time went by, the stars in the cl...

Astronomers find picture of hefty star before it blew up

Nov 16, 2018 (SPX)

Now, for the first time, a Caltech-led team has likely found such a progenitor for a supernova class known as "Type Ic" (pronounced "one-C"). Of all the classes...

Astronomers find possible elusive star behind supernova

Nov 16, 2018 (SPX)

These stars could be among the most massive known - at least 30 times heftier than our Sun. Even after shedding some of their material late in life, they are ex...

UD astronomers detect once-in-a-lifetime gamma rays

Nov 16, 2018 (SPX)

The discovery is extremely rare, according to University of Delaware astrophysicist Jamie Holder and doctoral student Tyler Williamson, who were part of the int...

Trans-Galactic streamers feed most luminous galaxy in the universe

Nov 16, 2018 (SPX)

New observations with the Atacama Large Millimeter/submillimeter Array (ALMA) reveal distinct streamers of material being pulled from three smaller galaxies and...

To boldly go into colliding galaxy clusters

Nov 16, 2018 (SPX)

Galaxy clusters - cosmic structures containing hundreds or even thousands of galaxies - are the largest objects in the universe held together by gravity. Multi-...

The most luminous galaxy is eating its neighbors

Nov 16, 2018 (JPL)

Discovered by NASA's space-based Wide-field Infrared Survey Explorer (WISE) in 2015, the galaxy, called WISE J224607.55-052634.9, is by no means the largest or ...

Detecting light in a different dimension

Nov 16, 2018 (SPX)

Graphene is a two-dimensional (2-D) nanomaterial with unusual and useful mechanical, optical, and electronic properties. It is both extremely thin and incredibl...