Like migratory birds guided by the stars, hundreds of thousands of Americans have flocked in the direction of today’s total solar eclipse. They have settled within a narrow strip of Earth where the ...

CHICAGO (WLS) -- "Understanding the Universe" is a new ABC 7 Eyewitness News streaming show series. Adler Planetarium Astrophysicist Michael Zevin stopped by the studio to help us better understand ...

While the Sun’s solar flares strongly correlate with sunspots, observations of more than 14,000 other stars show this is not generally the case.

Kansas won't see a total solar eclipse on Monday, but we’ll get pretty close here in our home on the range. The Topeka Capital-Journal’s Tim Hrenchir reports at the peak of that afternoon's eclipse — ...

Short-lived radioisotopes such as aluminum-26 influenced early solar system heat, water retention and the formation of Earth-like rocky planets, according to meteorite analyses and models.

At the heart of the Milky Way, just 27,000 light-years from Earth, there is a supermassive black hole with a mass of more than 4 million suns. Nearly all galaxies contain a supermassive black hole, ...

Sometimes we must look to the heavens to understand our own planet. In the 17th century, Johannes Kepler’s insight that planets move in elliptical orbits around the sun led to a deeper understanding ...

How special is our solar system? Is our sun unique? What about the number, arrangement, and composition of our planets – are they weird, or what astronomers expect to see? Is our planetary ...

There are dark places out there in the deep universe, vast Saharas hundreds of millions of light years across, empty except for a stray hydrogen atom or a bit of radiation. They are the cosmic voids, ...

Finding the universe's brightness is essential for confirming our theories of what makes up the universe. But to do so, scientists had to send a spacecraft far away from our sun. When you purchase ...