Tag: Xuntian
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Study: Current, future megaconstellations risk space-based astronomy
a–d, Simulated exposure for Hubble (a), SPHEREx (b), Xuntian (c) and ARRAKIHS (d) space observatories, showing sectors affected by satellite trail contamination. The satellite trails represent the effects of the planned satellites using the orbital and physical parameters of the announced constellations to be operational by 2040. Background galaxies were modelled on the basis of…
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China Roundup: Third successful EVA and deep-space ambitions as China’s space economy surges
The Shenzhou-19 crew recently conducted their third spacewalk this month as the China National Space Administration announced it is open to including international scientific payloads aboard a forthcoming Mars mission. Meanwhile, bold plans for planetary exploration have been revealed and a design has emerged for a new space telescope with a familiar design. The commercial…