The bubble concept could explain one of the strangest mysteries plaguing astrophysics: Why can’t we tell how fast the universe is expanding? Source: https://www.livescience.com/cosmology-hubble-constant-mystery-could-be-solved-with-low-density-galaxy-bubble.html
Tag: intergalactic
Top tips for binocular stargazing
Whether you’re a beginning stargazer or a veteran of thousands of starry nights, binoculars can be your best friend. Source: https://earthsky.org/human-world/top-tips-for-using-ordinary-binoculars-for-stargazing…
The real science behind Rick and Morty
Science-fiction sitcom Rick and Morty is back for season four and the hapless duo are up to their usual intergalactic tricks. But how realistic is the show’s use of obscure scientific concepts and futuristic technology? Source: https://www.newscientist.com/article/2227438-the-real-science-behind-rick-and-morty/?utm_campaign=RSS%7CNSNS&utm_source=NSNS&utm_medium=RSS&utm_content=home…
Scientists have found out why photons from other galaxies do not reach Earth
An international group of scientists, including Andrey Savelyev, associate professor of the Institute of Physical and Mathematical Sciences and Information Technologies of the IKBFU, has improved a computer program that helps simulate the behavior of photons when interacting with hydrogen spilled in intergalactic space. Results are published in the scientific journal Monthly Notices of the Royal Astronomical Society. Source: https://phys.org/news/2019-12-scientists-photons-galaxies-earth.html…
Orion the Hunter and the Milky Way
The constellation Orion is very easy to find. If you have a dark sky, you can also see the luminous band of the Milky Way running behind it. Source: https://earthsky.org/tonight/orion-the-hunter-your-ticket-to-the-milky-way…
Black hole hurls star out of Milky Way
Astronomers have spotted a star – S5-HVs1 – speeding out of the Milky Way at around 4 million miles (more than 6 million km) per hour. They believe it’s being ejected from our galaxy after venturing too near the giant black hole at the Milky Way’s heart about 5 million years ago. Source: https://earthsky.org/space/black-hole-hurls-star-out-of-milky-way…
Something Strange Seems To Be Causing Distant Galaxies To Synchronize
pgmrdlm quotes Futurism: Massive StructuresGalaxies millions of light years away seem to be connected by an unseen network of massive intergalactic structures, which force them to synchronize in ways that can’t be explained by existing astrophysics, Vice reports. The discoveries could force us to rethink our fundamental understanding of the universe. “The observed coherence must have some relationship with large-scale structures,…
Peer out our galaxy’s south window
Visualize looking from our Milky Way galaxy’s flat star-rich disk, into intergalactic space. Source: https://earthsky.org/tonight/looking-out-galaxys-south-window…