保护地球，探索宇宙，发现文明
A starfield is shown with a big light bubble in the center. A bright star is toward the upper right in the translucent bubble. To some, the bubble may resemble a skull. Please see the explanation for more detailed information.
星空中央有一个明亮的大气泡。半透明的气泡右上方有一颗明亮的恒星。有些人觉得这个气泡像是一个骷髅。有关更多详细信息，请参阅说明。
2022年3月23日 The Bubble Nebula from Hubble Image Credit: NASA, ESA, Hubble; Processing & Copyright: Mehmet Hakan Özsaraç Explanation: Massive stars can blow bubbles. The featured image shows perhaps the most famous of all star-bubbles, NGC 7635, also known simply as The Bubble Nebula. Although it looks delicate, the 7-light-year diameter bubble offers evi...
2021年9月25日 The Bubble and the Star Cluster Image Credit & Copyright: Lorand Fenyes Explanation: To the eye, this cosmic composition nicely balances the Bubble Nebula at the right with open star cluster M52. The pair would be lopsided on other scales, though. Embedded in a complex of interstellar dust and gas and blown by the winds from a single, massive...