Explore the history of the Milky Way galaxy. Learn all about the type of galaxy, discover how many stars are in the Milky Way, and view a map of the Milky Way. Related to this Question How far is Alpha Centauri from the Sun?
Explore the solar system, the home of planet Earth. Learn about suns and stars, the planets in the solar system, and how the solar system is part of the Milky Way galaxy. Related to this Question How far is Eris from the sun?
How far from Earth would a space camera have to be to obtain a full image of our own Milky Way galaxy? The specific answer to this question depends on the type of camera you’re talking about. Objects appear smaller with greater distance, so a camera with ...
The Milky Way is estimated to be 13.2 billion years old, and is one of many billions ofgalaxies in the known universe. Other galaxies may be older and bigger, but as Earth’s cosmic address, the Milky Way has long fascinated humans. It was recognized by astronomers thousands of years ago...
This artist’s rendering shows a view of our own Milky Way Galaxy and its central bar as it might appear if viewed from above. Credit: NASA/JPL-Caltech/R. Hurt (SSC) When we talk about the enormity of the cosmos, it’s easy to toss out big numbers – but far more difficult to...
exposure, and so far it is difficult to compete with the Advanced Camera for Survey images of the Hubble Ultra Deep Field," he added. "In the future, we would like to try to extend our analysis to other fields so that we can include more galaxies, to the extent that it is possible....
While Americans would be able to see the galaxy sometime from early February to late October, pinpointing the best month for viewing depends on how far north or south a person lives, according to Capture the Atlas: For people inAlaska, the best time to see the Milky Way is from...
The sun is just one of about 200 billion stars in the Milky Way, our home galaxy, which is just one galaxy in the universe. So, how many galaxies are in the universe? In this article, we'll find out how galaxies were discovered and what types exist, what they're made of,...
It turns out that measuring the distance to a star is an interesting problem! Astronomers have come up with two different techniques to estimate how far away any given star is.
If there is, and if they do, from how far away could they detect our technosignatures? New research is asking that question. The research is titled "Earth Detecting Earth: At What Distance Could Earth's Constellation of Technosignatures Be Detected with Present-day Technology?" It's published...