资讯

ZME Science on MSN4 个月
Astronomers Just Mapped the ‘Invisible’ Corona of Black Holes — Here’s Why It Matters
If you’ve ever witnessed a solar eclipse, you might recall the Sun’s corona — its outermost atmosphere — a halo of glowing ...
来自MSN4 个月
Scientists Determine the Structure of a Black Hole’s ‘Corona’ for the First Time
A recent study in The Astrophysical Journal has revealed critical details about their structure and properties, offering fresh insights into black hole behavior. The corona of a black hole is an ...
University of Bristol4 年
Black Holes
In particular, we model the disk response to variable X-ray sources located above the disk (e.g., perhaps in a corona, or the base of an outflowing jet). The simplest of these models would represent a ...
Business Insider2 年
A 'hole' 30 times Earth's size has spread across the sun, blasting solar winds that'll hit ...
Your browser does not support the video element. A giant, black region of the sun — called a coronal hole — was spotted on Monday by NASA's Solar Dynamics ...
Business Insider8 年
NASA spotted a hole on the surface of the sun — coronal hole explained
NASA's Solar Dynamics Observatory just spotted a massive hole on the sun called a coronal hole. The hole appears black because it's cooler than its surroundings and is responsible for high-speed ...