It is located in the Milky Way galaxy, about 335 light years from Earth.
This gave them a literally astronomical number of nomadic planets in the Milky Way.
He saw that the Milky Way, that cloudy streak across the sky, is made of stars.
ECONOMIST: In praise of astronomy, the most revolutionary of sciences
That would imply that tens of billions of such worlds exist in the Milky Way alone.
The globular star clusters that surround the Milky Way also seem to come in two age groups.
It also can help predict how Earth's neighborhood, the Milky Way galaxy, formed and how it might evolve.
The criteria for a dark sky site includes that the Milky Way is visible to the naked eye.
This effectively means that there should be hundreds of intermediate-sized black holes wandering invisibly through the Milky Way.
More than 60% of the stars in the Milky Way have a companion star around which they orbit.
Every star in the Milky Way glimmers with perfect clarity in the cloudless sky: diamonds flung across black velvet.
Understanding the formation and evolution of the Milky Way's bulge is vital for understanding the galaxy as a whole.
ENGADGET: 9-gigapixel image of the Milky Way reminds us just how small we truly are
So now German researchers have offered up another explanation: a massive explosion that took place within the Milky Way.
It is located about 335 light years from Earth, within the Milky Way.
Tip to tip, the galaxy spans over 522, 000 light years, making it five times bigger than the Milky Way.
The Alpha Magnetic Spectrometer can observe electron and positrons that emerge from possible dark matter "annihilations" in the Milky Way.
The researchers saw the loop when looking at the Arches Cluster, a star-forming region close to the Milky Way's centre.
"I knew there had been a geomagnetic storm but we were only planning to photograph the Milky Way, " Mr Thornley said.
Centaurus A is immense, perhaps 50 times larger than the Milky Way, home to the Earth and about 100 billion stars.
While the new photo captures an unprecedented number of stars, it's far from a complete stellar picture of the Milky Way.
If small galaxies contained enough dark matter, it could keep them intact even after several passes through the Milky Way mangle.
When she was a child a century ago, the known universe extended only to the edge of the Milky Way galaxy.
Kepler data have yielded an estimate of the total number of Earth-like planets in the Milky Way galaxy: at least 17 billion.
They think this could mean that the Milky Way has been pillaging stars not just from Sgr, but from its other satellites.
After dark, I lost hours counting falling stars beneath the dotted canopy of the Milky Way, its sparkling dome mirrored in the placid waters below.
Such disturbance has traditionally been ascribed to the combined gravitational effect of all the stars of the earth's home galaxy, the Milky Way.
According to scientists, the largest supply of alcohol resides in a vast alcohol cloud in the Milky Way that measures 288 billion miles across.
The team has now used these data to compile the largest catalogue of the central concentration of stars in the Milky Way ever created.
ENGADGET: 9-gigapixel image of the Milky Way reminds us just how small we truly are
Scientists have shown how the insects will use the Milky Way to orientate themselves as they roll their balls of muck along the ground.
The alternative view, for those who like their galaxies light and fluffy, is that Sgr once orbited the Milky Way at a safer distance.
This suggests either that they are happening outside the Milky Way or that they occur in the spherical halo that surrounds its main disc.
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