NASA Images of the Week: Rogue Planet, Dangerous Dance, SpaceX & Electric Propulsion

This NASA/ESA Hubble Space Telescope image features two interacting galaxies that are so intertwined, they have a collective name – Arp 91. Credit: ESA/Hubble & NASA, J. Dalcanton, Acknowledgement: J. Schmidt

Hubble Detects a Dangerous Dance
This NASA/ESA Hubble Space Telescope image features two interacting galaxies that are so intertwined, they have a collective name – Arp 91. Their delicate galactic dance takes place more than 100 million light-years from Earth. The two galaxies comprising Arp 91 have their own names: the lower galaxy, which looks like a bright spot, is NGC 5953, and the oval-shaped galaxy to the upper right is NGC 5954. In …
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