How big is the universe can you visualize it?

Our best estimates put the observable universe at about 93 billion light-years across 8.8×1023 kilometers. The real size, however, is probably much greater. 7 Is the universe infinite?

How can we visualize the whole universe?

3. Visualizing a new age in the space race. While this visualization might not directly represent anything in outer space, it is a visual representation of a great article by the Economist, titled “The space race is dominated by new contenders.”

What is the size of our universe?

about 93 billion light-years
The proper distance—the distance as would be measured at a specific time, including the present—between Earth and the edge of the observable universe is 46 billion light-years (14 billion parsecs), making the diameter of the observable universe about 93 billion light-years (28 billion parsecs).

How is the universe so big?

The Universe is so big because it is constantly expanding, and it does so at a speed that even exceeds the speed of light. Space itself is actually growing, and this is going on for around 14 billion years or so.

How much of the universe can we not see?

NEW YORK — All the stars, planets and galaxies that can be seen today make up just 4 percent of the universe. The other 96 percent is made of stuff astronomers can’t see, detect or even comprehend.

Is the universe infinitely large?

No one knows if the universe is infinitely large, or even if ours is the only universe that exists. And other parts of the universe, very far away, might be quite different from the universe closer to home. Future NASA missions will continue to search for clues to the ultimate size and scale of our cosmic home.

How many galaxies are there in the universe?

Beyond our own galaxy lies a vast expanse of galaxies. The deeper we see into space, the more galaxies we discover. There are billions of galaxies, the most distant of which are so far away that the light arriving from them on Earth today set out from the galaxies billions of years ago.

Why is the Hubble telescope the oldest and youngest in the universe?

It is the oldest because it has taken the light nearly 14 billion years to reach us. And it is the youngest because it is a snapshot of our newborn universe, long before the first stars and galaxies formed. The bright patterns show clumps of simple matter that will eventually form stars and galaxies.

What is NASA’s Astronomy Picture of the day web site?

NASA’s Astronomy Picture of the Day Web site contains images and links to exciting astronomical discoveries and observations. It also includes a searchable directory and glossary of astronomical phenomena.