Sentences with phrase «nearby galaxy known»

According to new observations from NASAs Hubble Space Telescope of a star - forming region in a nearby galaxy known as the Large Magellanic Cloud, intense radiation and powerful winds from massive, ultrabright baby stars have sculpted their environment, carving a large cavity in their natal nebula, N83B.

Earlier this year, astronomers in London detected a spectacular, once - in - a-century supernova (dubbed SN2014J) in a relatively nearby galaxy known as Messier 82 (M82), or the Cigar Galaxy, 12 million light - years away.

Not exact matches

The supernova, known as SN1987A, was first seen by observers in the Southern Hemisphere in 1987 when a giant star suddenly exploded at the edge of a nearby dwarf galaxy called the Large Magellanic Cloud.

Modern astronomers have yet to see one in our Milky Way but have managed to witness a few dozen in nearby galaxies with known progenitor stars.

In the early 2000s, when looking for other objects in a nearby galaxy, he and his colleagues captured an image filled with the echoing light of three known supernovas.

Because the properties of these nearby nurseries are known, the feat will help astronomers better understand conditions in far - off star - forming galaxies — where, ironically enough, Lyman alpha is easier to detect because the expanding universe redshifts the radiation to longer wavelengths so that sunlight doesn't muck up the view.

Of sixteen sources identified by the researchers, most were confirmed as single, nearby galaxies that were already known.

These rare systems — only a few tens were known until recently — were thought to have had their outer coats of stars ripped away by the gravity of other, larger galaxies as they passed nearby, a theory supported by the fact that they were usually found in the centers of large clusters of galaxies.

Once every 69 years, a nearby star dramatically dims for about three and a half years during the longest known stellar eclipse in our galaxy.

We know that such objects need to have a low - density environment without other large galaxies nearby that would disturb it, but they also need a supply of small but gas - rich «dwarf» galaxies to accrete and build the really large diffuse extended disk.

The cataloging of nearby galaxies, or nebulae, as they were then known, started in the 18th century with the work of Messier.

This nearby spiral galaxy is a well known photographic gem.

These new studies of galaxy HATLAS J142935.3 - 002836 have shown that this complex and distant object looks surprisingly like the comparatively nearby pair of colliding galaxies collectively known as the Antennae.

This view, captured by the NASA / ESA Hubble Space Telescope, shows a nearby spiral galaxy known as NGC 1433.

New in DR14 is the first public release of data from the extended Baryon Oscillation Spectroscopic Survey (eBOSS); the first data from the second phase of the Apache Point Observatory (APO) Galactic Evolution Experiment (APOGEE - 2), including stellar parameter estimates from an innovative data driven machine learning algorithm known as «The Cannon»; and almost twice as many data cubes from the Mapping Nearby Galaxies at APO (MaNGA) survey as were in the previous release (N = 2812 in total).