News tagged with sun

Related topics:

Sun continues to emit solar flares

After emitting its first significant solar flares since June 2013 earlier in the week, the sun continued to produce mid-level and significant solar flares on Oct. 27 and Oct. 28, 2013.

Oct 28, 2013
4 / 5 (5) 0 | with audio podcast

Why is comet ISON green?

Undoubtedly, you've been seeing the recent images of Comet ISON now that it is approaching its close encounter with the Sun on November 28. ISON is currently visible to space telescopes like the Hubble and ...

Oct 25, 2013
5 / 5 (2) 2

Will comet ISON survive its brush with the Sun?

(Phys.org) —The much-anticipated close approach of comet ISON to the Sun this November may be spectacular as viewed from Earth, but it's unlikely to spell the end of the comet, according to a numerical-simulation study ...

Oct 11, 2013
4.8 / 5 (5) 1 | with audio podcast

Dating our galaxy's dormant volcano

(Phys.org) —A dormant volcano—a supermassive black hole—lies at the heart of our galaxy. Fresh evidence suggests that it last erupted two million years ago.

Sep 23, 2013
4.7 / 5 (24) 5 | with audio podcast

Reflecting on Earth's albedo

The amount of sunlight being absorbed or reflected by Earth is one of the driving forces for weather and climate. Satellites are providing this information with unprecedented accuracy.

Sep 06, 2013
4.8 / 5 (4) 0