标签: 星轨

十二月的仲夏夜

2023年12月23日 A December Summer Night Image Credit & Copyright: Ian Griffin (Otago Museum) Explanation: Colours of a serene evening sky are captured in this 8 minute exposure, made near this December’s solstice from New Zealand, southern hemisphere, planet Earth. Looking south, star trails form the short concentric arcs around the rotating planet&#8...

北京古观象台上空的星轨

2023年12月2日 Startrails over Beijing Ancient Observatory Image Credit & Copyright: Jeff Dai (TWAN) Explanation: You can take a subway ride to visit this observatory in Beijing, China but you won’t find any telescopes there. Starting in the 1400s astronomers erected devices at the Beijing Ancient Observatory site to enable them to accurately measure ...

宇宙的倒影

2023年9月22日 Cosmos in Reflection Image Credit & Copyright: Jeff Dai (TWAN) Explanation: During the day, over 12,000 large mirrors reflect sunlight at the 100-megawatt, molten-salt, solar thermal power plant at the western edge of the Gobi desert near Dunhuang, Gansu Province, China. Individual mirror panels turn to track the sun like sunflowers. They con...

吉里戈里 – 恒星涂鸦画

2023年8月12日 Ghirigori – Star Scribbles Image Credit & Copyright: Paolo Palma Explanation: It’s fun to scribble on the canvas of the sky. You can use a creative photographic technique to cause the light of point-like stars to dance across a digital image by tapping lightly on the telescope while making an exposure. The result will be a squiggl...

北极星与ZTF彗星的迹线

2023年2月3日 Polaris and the Trail of Comet ZTF Image Credit & Copyright: David Ibarra Gomez Explanation: Stars trace concentric arcs around the North Celestial Pole in this three hour long night sky composite, recorded with a digital camera fixed to a tripod on January 31, near Àger, Lleida, Spain. On that date Comet C/2022 E3 (ZTF) was near its northernm...

城市的月食

2022年11月12日 Eclipse in the City Image Credit & Copyright: Stan Honda Explanation: A darker Moon sets over Manhattan in this night skyscape. The 16 frame composite was assembled from consecutive exposures recorded during the November 8 total lunar eclipse. In the timelapse sequence stars leave short trails above the urban skyline, while the Moon remains ...

比利牛斯山脉上空的星轨与闪电

2022年9月19日 Star Trails and Lightning over the Pyrenees Image Credit & Copyright: Marc Sellés Llimós Explanation: The beauty in this image comes in layers. On the bottom layer is the picturesque village of Manlleu in Barcelona, Spain. The six-minute exposure makes car lights into streaks. The next layer is a mountain — Serra de Bellmunt — of ...

北天极与古树

2022年7月28日 North Celestial Tree Image Credit & Copyright: Jeff Dai (TWAN) Explanation: An ancient tree seems to reach out and touch Earth’s North Celestial Pole in this well-planned night skyscape. Consecutive exposures for the timelapse composition were recorded with a camera fixed to a tripod in the Yiwu Desert Poplar Forests in northwest Xinjia...

拉古萨上空的星轨

2020 March 28 Stars Trail over Ragusa Image Credit & Copyright: Gianni Tumino Explanation: In trying times, stars still trail in the night. Taken on March 14, this night skyscape was made by combining 230 exposures each 15 seconds long to follow the stars’ circular paths. The camera was fixed to a tripod on an isolated terrace near the center of R...

猎鹰9号火箭返回

2020 March 12 Falcon 9 Boostback Image Credit & Copyright: John Kraus Explanation: Short star trails appear in this single 84 second long exposure, taken on March 6 from a rotating planet. The remarkable scene also captures the flight of a Falcon 9 rocket and Dragon cargo spacecraft over Cape Canaveral Air Force Station shortly after launch, on a resupp...