Wednesday , August 4 2021

There is an investigation, there are new students, there is also a farewell: it is astronomical events in 2018 – Sina.com




There is exploration, new students, farewell: this is an astronomical 2018 event.

Source: China Science and Technology Expo is coming and going, and this year is in a hurry. In the upcoming 2018, there is the launch of the No. 4 and Parker. There is insight, the arrival of Ostrich 2, the separation of Dawn and Kepler, and a new vision …


Source link