News tagged with rotation rates

Earth's center is out of sync

(Phys.org) —We all know that the Earth rotates beneath our feet, but new research from ANU has revealed that the center of the Earth is out of sync with the rest of the planet, frequently speeding up and ...

May 13, 2013
4.8 / 5 (59) 37 | with audio podcast

Rotation of planets influences habitability

There are currently almost 2,000 extrasolar planets known to us, but most are inhospitable gas giants. Thanks to NASA's Kepler mission, a handful of smaller, rockier planets have been discovered within the ...

Aug 08, 2014
4.9 / 5 (21) 14

Could Venus be shifting gear?

(PhysOrg.com) -- ESA’s Venus Express spacecraft has discovered that our cloud-covered neighbour spins a little slower than previously measured. Peering through the dense atmosphere in the infrared, the ...

Feb 10, 2012
5 / 5 (10) 14 | with audio podcast

Black hole jets might be molded by magnetism

Even though black holes—by their definition and very nature—are the ultimate hoarders of the Universe, gathering and gobbling up matter and energy to the extent that not even light can escape their gravitational ...

Dec 04, 2012
5 / 5 (7) 112

How much do binary stars shape planetary nebulae?

Planetary nebulae come in a dazzling array of shapes, from spherical shells of gas, to blobby structures barely containing symmetry at all. Controversy has surrounded the cause for this diversity. Could it ...

Jun 16, 2011
4.5 / 5 (2) 0 | with audio podcast