Web11 de set. de 2024 · Astronomers have found young stars spiraling into the center of a massive and oddly shaped stellar nursery in the Small Magellanic Cloud, a satellite galaxy of the Milky Way located 200,000 light-years away. A spiral is the most efficient way to feed star formation from the outside toward the center. Web22 de out. de 2024 · There are over 30 galaxies that are considered to be in the local group, and they are spread over a diameter of nearly 10 million light years, with the center of them being somewhere between the Milky Way and M31. M31 and the Milky Way are the most massive members of the Local Group, with M33 being the 3rd largest.
James Webb Space Telescope discovers ancient miniature galaxy
Web27 de ago. de 2024 · The next closest star to us is about 4.3 light-years away. So, when we see this star today, we’re actually seeing it as it was 4.3 years ago. All of the other stars we can see with our eyes are farther, … Web2 de jul. de 2024 · The new study estimates the size of the Milky Way's disk at 200,000 light-years across. Past studies have suggested the Milky Way is between 100,000 light-years … earth\u0027s rotation axis is always
How Big Is the Solar System?
WebHá 2 horas · Scientists said the galaxy, dating to 13.3 billion years ago, has a diameter of approximately 100 light-years - about 1,000 times smaller than the Milky Way - but forms new stars at a rate very similar to that of our much-larger present-day galaxy. A light-year is the distance light travels in a year, 5.9 trillion miles (9.5 trillion km). WebIt is approximately 78000 light years away and about 10000 light years in diameter. It is orbiting our galaxy in a period of about 1 billion years but it cannot be expected to last much longer, in a few hundred million years it will be ripped apart by our own galaxy. It contains about one hundred million stars. Web2 de abr. de 2024 · Our Milky Way Galaxy: How Big is Space? NASASolarSystem 13.4K subscribers 469K views 3 years ago Life and Death of a Planetary System When we talk about the enormity … earth\u0027s schwarzschild radius