A starfield surrounds a nebula with a vertical brown bar across its center. Gas and dust fan out from the bar making the nebula appear like a colorful butterfly. Please see the explanation for more detailed information.
星场环绕着一个星云，星云中心有一条垂直的棕色条纹。气体和尘埃从条纹中散开，使星云看起来像一只色彩斑斓的蝴蝶。有关更多详细信息，请参阅说明。
A dark field has a series of light-colored elliptical rings in the center. Between two of the rings is a yellow-colored spot. Please see the explanation for more detailed information.
暗场的中心有一系列浅色椭圆环。两个环之间有一个黄色斑点。有关更多详细信息，请参阅说明。
2021年06月22日 HD 163296: Jet from a Star in Formation Image Credit: Visible: VLT/MUSE (ESO); Radio: ALMA (ESO/NAOJ/NRAO) Explanation: How are jets created during star formation? No one is sure, although recent images of the young star system HD 163296 are quite illuminating. The central star in the fe
