保护地球，探索宇宙，发现文明
On Dec. 24, 1968, Apollo 8 astronauts Frank Borman, Jim Lovell, and Bill Anders became the first humans to orbit the Moon, and the first to witness the magnificent sight called “Earthrise.” As the spacecraft was in the process of rotating, Anders took this iconic picture showing Earth rising over the Moon’s horizon. In 2018, the International Ast...
2022年12月25日 Geminids and the Mittens Image Credit & Copyright: Chuck Derus Explanation: Asteroid 3200 Phaethon’s annual gift to planet Earth always arrives in December. Otherwise known as the Geminid meteor shower, the source of the meteroid stream is dust shed along the orbit of the mysterious asteroid. Near the December 13/14 peak of the shower&...
2022年，我们帮助人类朝着在深空永久存在迈出了重要一步。 我们捕捉到了新的令人敬畏的宇宙景观…… 我们目睹了一项史无前例的任务击中了目标。 下面我们来回顾一下我们今年在NASA所做的工作。 影像来源：NASA/JPL-Caltech 翻译：灼眼的粉丝 参考来源： https://www.youtube.com/watch?v=Z5cayPF5qeQ
2022年12月24日 Comet 2022 E3 (ZTF) Image Credit & Copyright: Dan Bartlett Explanation: Comet C/2022 E3 (ZTF) was discovered by astronomers using the wide-field survey camera at the Zwicky Transient Facility this year in early March. Since then the new long-period comet has brightened substantially and is now sweeping across the northern constellation Coron...
Dec. 22, 2022 — Expedition 68 Flight Engineer and NASA spacewalker Josh Cassada prepares a roll-out solar array for its deployment on the International Space Station’s (ISS) Port-4 truss segment as the orbiting lab flew 262 miles above the Atlantic Ocean off the coast of Namibia. Astronauts Frank Rubio and Josh Cassada conducted a spacewalk on Th...
2022年12月23日 Cassini Looks Out from Saturn Image Credit: NASA, JPL-Caltech, Space Science Institute Explanation: This is what Saturn looks like from inside the rings. In 2017, for the first time, NASA directed the Cassini spacecraft to swoop between Saturn and its rings. During the dive, the robotic spacecraft took hundreds of images showing unprecedented det...
Hawaii’s big island and its two major volcanoes Mauna Kea and Mauna Loa rest under a partly cloudy sky on Feb. 8, 2022, in this view from the International Space Station. Mauna Loa, the world’s largest active volcano had been quiet for nearly 40 years. However, in 2022, the volcano began to stir, showing increased numbers of small earthquakes and subtl...
2022年12月22日 NGC 1365: Majestic Island Universe Image Credit & Copyright: Martin Pugh Explanation: Barred spiral galaxy NGC 1365 is truly a majestic island universe some 200,000 light-years across. Located a mere 60 million light-years away toward the faint but heated constellation Fornax, NGC 1365 is a dominant member of the well-studied Fornax Cluster ...
By taking a closer look at one of Webb’s first images, the iconic Cosmic Cliffs, scientists have found dozens of energetic jets and outflows from young stars previously hidden by dust clouds. The discovery marks the beginning of a new era of investigating how stars like our Sun form, and how the radiation from nearby massive stars might affect the developmen...
经过四年多在火星上收集独特的科学数据后，NASA的洞察号任务已经结束。