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Hace 3 días · Milky Way Galaxy (sometimes simply called the Galaxy), large spiral system of about several hundred billion stars, one of which is the Sun. It takes its name from the Milky Way, the irregular luminous band of stars and gas clouds that stretches across the sky as seen from Earth.
- Star Populations and Movement
Milky Way Galaxy - Star populations and movement: The...
- Structure, Dynamics, Stars
Milky Way Galaxy - Structure, Dynamics, Stars: The first...
- Kepler’s Nova
Kepler’s Nova, one of the few supernovae (violent stellar...
- Tycho’s Nova
Tycho’s Nova, one of the few recorded supernovas in the...
- Crab Nebula
Crab Nebula, (catalog numbers NGC 1952 and M1), probably the...
- Orion Nebula
Orion Nebula, bright diffuse nebula, faintly visible to the...
- Star Populations and Movement
Hace 3 días · From dangerous lion reserves to high mountain peaks, photographers go all out to capture the most spectacular images of our galaxy in this year's Milky Way Photographer of the Year competition.
Hace 2 días · Donlon worked with Dr. Heidi Newberg, professor of physics and astronomy, and her team at the Rensselaer Polytechnic Institute in Troy, NY, to conclude the Milky Way’s last significant collision with another galaxy occurred no less than three billion years ago, rather than between eight and 11 billion years, as previously believed.
Hace 1 día · These spiral arms make the Milky Way a barred spiral galaxy, with a central bar-shaped structure made of stars. 3. The Mysterious Halo. Surrounding the Milky Way is an expansive halo. This spherical area wraps around the galaxy and is less visible. It’s composed of older stars, star clusters, and a lot of dark matter.
Hace 2 días · Rewriting history. There is evidence for the GSE merger taking place far back in the Milky Way’s history. However, recent work has questioned whether a massive ancient merger is actually needed to explain the properties of the Milky Way as we see it today, and whether all of the stars originally associated with the GSE are from the same merger event.
Hace 4 días · Bright skies.The Milky Way Photographer of the Year competition celebrates the best images of the Milky Way taken around the world — and this year’s crop of winners showcases a dazzling range ...
Hace 2 días · Newberg, a renowned astrophysicist and Milky Way expert, and Donlon focused on the so-called "wrinkles" in our galaxy, which are formed when other galaxies collide with the Milky Way. "We get ...
