Tabloids and UFO enthusiasts have had a field day speculating about the strange photo, but the answer lies in the difficulty of sending data from space.
"We’ve never been closer to the Sun with a camera," a European Space Agency scientist said.
Scientists have observed an M-class solar flare, the most powerful in three years. It could herald the beginning of the Sun's active, stormy phase.
First, scientists found stardust crystals dating back seven billion years. Just weeks later, another team has reported finding more “presolar” compounds in an unexpected place.
Each of the cell-like structures in this image represents an area about the size of Texas.
Voyager 2 passed through the borderland between the Sun and interstellar space and found something new and puzzling that Voyager 1 missed.
Physicist Alexander Bataller recreated exotic cosmic phenomena on Earth using household materials.
Through unions, councils, consumer campaigns and football fan activism, nationwide efforts to "boycott The Sun" continue to roll on.
In a week of tropical takes, it was between this and tabloid journalists door stopping Jeremy Corbyn with a size 20 blouse.
What we can learn about our star by using the 'Big Red Ball.'
He feels bad for invading the MP's privacy.