Coldest star so far found – not hotter than a cup of coffee
Astronomers usually classify stellar objects by a spectra going from hotter to cooler, using the letters O, B, A, F, ...
Tag: sun
How many planets are in the Milky Way? Over 50 billion
Yes, you've read that right. There are over 50 billion planets in our galaxy alone, according to the Kepler telescope, ...
A solar tsunami set to generate celestial show tonight
A huge plasma eruption that took place on the Sun has caused a "solar tsunami" of ionized atoms that are ...
NASA launches observatory to study sun
It's NASA's second launch in just 4 days (after Endeavour), and this time it's about the most advanced solar observatory ...
The day our Sun brought darkness
About 20 years ago, on March 13, 1989, the whole province of Quebec, Canada, suffered a blackout that by now ...
Green visitor to pass through the solar system
Unfortunately for some, the green visitor is not an alien coming to greet us but something else, even though it ...
NASA shows that Sun is not a sphere
Using the RHESSI spacecraft, scientists managed to calculate the Sun's roundness with a level of precision that surpasses anything of ...
Century old milestone broken: spotless month for the Sun
Our old Sun has broken a milestone that has not happened for almost a hundred years, as an entire month ...
Scientists heat matter to hotter than surface of the Sun
Think about the hottest thing that comes to your mind; probably, 90% of people would answer the Sun. But ...
Ulysses spacecraft flies over Sun’s north pole
The Ulysses spacecraft today is making a very interesting and important rare flyby over the sun's north pole. This spacecraft ...