The American space agency's Dawn spacecraft began circling Vesta, a member of the asteroid belt that orbits the sun.

VOA: special.2011.07.27

Another was a set of special instruments that helped measure the effects of the sun's radiation on the outside of the aircraft.

VOA: special.2010.07.07

This week, we will tell about a study linking activity on the sun to changes in Earth's climate.

VOA: special.2009.09.29

But the sun's bright reflection on the snow was blinding and he could not see his notes.

VOA: special.2011.04.10

Scientists say small changes in the sun's brightness can produce effects on Earth similar to two weather events in warm waters of the Pacific Ocean.

VOA: special.2009.09.29

Black-painted surfaces that receive the sun's heat become hotter than surfaces of any other color.

VOA: special.2009.04.20

The researchers used a computer model that predicted the effects of the suns heat.

VOA: special.2010.03.02

The planet's orbit lies about four billion five hundred million kilometers from the sun.

VOA: special.2011.07.27

And,about sixty percent mistakenly thought the sun was generally good for one's health.

VOA: special.2010.07.06

Scientists measure solar activity by counting dark areas on the sun's surface.

VOA: special.2009.09.29

Giovanni left professor Baglione's house as the sun was setting.

VOA: special.2011.01.29

Soon the sun's warmth makes them shed crystal shells Shattering and avalanching on the snow-crust-- Such heaps of broken glass to sweep away You'd think the inner dome of heaven had fallen.

VOA: special.2010.09.17

The golden sun's rays hit the green forest.

VOA: special.2010.04.03

And we know our spirituality is genuine. It's true, like the light of the sun.

VOA: standard.2010.04.05