- Why was it so difficult to study the Milky Way before Gaia?🔍
- Facts about Europe's star|mapping Gaia mission🔍
- Why was it so difficult to figure out the form of the Milky Way?🔍
- To boldly know what no one has known before🔍
- Why is it difficult to observe the size and shape of the milky way ...🔍
- How do we know what the Milky Way looks like if we are within it?🔍
- The New Story of the Milky Way's Surprisingly Turbulent Past🔍
- Galactic archaeologists trace the evolution of the Milky Way🔍
Why was it so difficult to study the Milky Way before Gaia?
Why was it so difficult to study the Milky Way before Gaia? - ESA
The study of our galaxy fully blossomed only after ESA's satellite Gaia reached its spot in orbit and started scanning the sky.
Facts about Europe's star-mapping Gaia mission - Space.com
Why was it difficult to study the Milky Way before Gaia? ... Before Gaia's launch, progress in the charting of the Milky Way was slow and ...
Why was it so difficult to figure out the form of the Milky Way? - Quora
Why was it so difficult to figure out the form of the Milky Way?” First we had to figure out that different stars are at different distances ...
Why was it so difficult to figure out the form of the Milky Way?
It took a while for it to sink in that there was more than one galaxy. People thought that the spiral nebulae were inside the Milky Way. When I ...
To boldly know what no one has known before - @theU
However, in recent years, astronomers have been able to peer farther into the Milky Way than ever before. A lot of the difficulty in observing ...
Why is it difficult to observe the size and shape of the milky way ...
First we had to figure out that different stars are at different distances. It took until the 1600s to be able to tell that. Then we could look ...
How do we know what the Milky Way looks like if we are within it?
Doing it with the Milky Way just involves telescopes instead of your eyes, and each item is orders of magnitude more difficult to ascertain.
The New Story of the Milky Way's Surprisingly Turbulent Past
At least astronomers knew what they didn't know. They knew stars in different parts of the galaxy were different ages, but they couldn't account ...
Galactic archaeologists trace the evolution of the Milky Way
The information made available in the past five years has sparked the field, but there are parts of the galaxy that remain difficult to study.
Five fascinating Gaia revelations about the Milky Way - ESA
Before Gaia, astronomers were limited in their attempts to study the structure of the Milky Way. They knew that the Milky Way was a so-called ...
Gaia Reveals the Milky Way | American Scientist
... that we live in a flattened distribution of stars, but not until the 20th century did we learn that our galaxy is but one among many. Ironically, knowledge ...
Milky Way galaxy: Facts about our cosmic neighborhood - Space.com
Gaia will continue charting the galaxy until at least 2025, as long as ... Learn why it was so difficult to study the Milky Way before Gaia in ...
Astronomers Find a 'Break' in One of the Milky Way's Spiral Arms
The newly discovered feature offers insight into the large-scale structure of our galaxy, which is difficult to study from Earth's position ...
Galactic Archaeology: how we study our home galaxy
By studying the motion and chemical makeup of stars in the Milky Way, astronomers found the scattered remains of an old engulfed galaxy that had ...
Hubble & Gaia accurately weigh the Milky Way
“We just can't detect dark matter directly,” explains Laura Watkins (European Southern Observatory, Germany), who led the team performing the ...
In the Milky Way's Stars, a History of Violence - Quanta Magazine
For a long time after that, astronomers thought that the first structure to emerge in our galaxy was the halo, followed by a bright, dense disk ...
Gaia unravels the ancient threads of the Milky Way - Phys.org
ESA's Gaia space telescope has further disentangled the history of our galaxy, discovering two surprising streams of stars that formed and ...
The revisited mass of the Milky Way is much smaller than ...
Prior to Gaia, obtaining a robust rotation curve for our Galaxy was challenging, unlike the case for external spiral galaxies. This challenge ...
Study: Stars travel more slowly at Milky Way's edge | MIT News
That is, the center of the Milky Way may be less dense, with less dark matter, than scientists have thought. “This puts this result in tension ...
The Milky Way may have grown up faster than astronomers suspected
Most of the galaxy's disk was in place before a merger 10 billion years ago with a dwarf galaxy called Gaia-Enceladus/Sausage, a new study ...