News tagged with stars

What was here before the solar system?

The solar system is old. Like, dial-up-fax-machine-old. 4.6 billion years to be specific. The solar system has nothing on the universe. It's been around for 13.8 billion years, give or take a few hundred million. That means ...

dateMay 29, 2015 in Astronomy
shares188 comments 21

Herschel's hunt for filaments in the Milky Way

Observations with ESA's Herschel space observatory have revealed that our Galaxy is threaded with filamentary structures on every length scale. From nearby clouds hosting tangles of filaments a few light-years long to gigantic ...

dateMay 29, 2015 in Astronomy
shares199 comments 22

Shining message about the end of the Dark Ages

An international team, including researchers from the Centre for Astronomy of Heidelberg University (ZAH), has discovered three "cosmic Methusalems" from the earliest years of the universe. These unusual stars are about 13 ...

dateMay 28, 2015 in Astronomy
shares27 comments 1

A bubbly cosmic celebration

In the brightest region of the nebula RCW 34, gas is heated and expands through the surrounding cooler gas. Once the heated hydrogen reaches the borders of the gas cloud, it bursts outwards into the vacuum like the contents ...

dateMay 27, 2015 in Astronomy
shares99 comments 0

What are extrasolar planets?

For countless generations, human beings have looked out at the night sky and wondered if they were alone in the universe. With the discovery of other planets in our solar system, the true extent of the Milky Way galaxy, and ...

dateMay 25, 2015 in Astronomy
shares271 comments 0

A curious family of giant exoplanets

There are 565 exoplanets currently known that are as massive as Jupiter or bigger, about one third of the total known, confirmed exoplanet population. About one quarter of the massive population orbits very close to its star, ...

dateMay 25, 2015 in Astronomy
shares134 comments 5