Spirals, ellipticals, and irregulars are all more common than ring galaxies. At last, we know how these ultra-rare objects are made.Continue reading on Starts With A Bang! » Source link...
Wavelengths stretch, distances grow, and temperatures cool as the Universe expands with time. How are the various cosmic parameters…Continue reading on Starts With A Bang! » Source link...
For over 10 billion years, the cosmic star-formation rate has been dropping and dropping. Someday, the final star in the Universe will die.Continue reading on Starts With A Bang! » Source link...
Weird-looking galaxies, with tentacle-like tails or prominent dual streams, appear like jellyfish or bunny ears. But that’s just the start.Continue reading on Starts With A Bang! » Source link...
Press enter or click to view image in full sizeThis illustration shows NASA’s Gravity Probe B in orbit around the rotating Earth, as well as the warped spacetime that causes the Lense-Thirring effect: an effect not present in Newtonian gravity....
Press enter or click to view image in full sizeWhen two neutron stars merge, they always produce a gravitational wave signal. However, dependent on a variety of factors, with mass being especially important, these neutron star mergers may or may...
Press enter or click to view image in full sizeThis image shows the Homunculus Nebula surrounding the massive blue supergiant Eta Carinae. The Eta Carinae Nebula was largely created during an 1843 eruption, where it appeared as a supernova impostor....
Press enter or click to view image in full sizeThis composite image of the WISPIT 2 system, including exoplanet WISPIT 2b (at right), was captured with a composite of the Magellan telescope in Chile and the Large Binocular Telescope in...
Press enter or click to view image in full sizeFrom very human beginnings to definitions based on gravity, the physical Earth, a standardized bar, atomic physics, and eventually the speed of light itself, we need some sort of definition of...
Press enter or click to view image in full sizeThis image shows the cover of Dr. Daniel Whiteson’s and Andy Warner’s newest book, Do Aliens Speak Physics? And Other Questions About Science and the Nature of Reality, which debuted on...
