image: Setup of the Photochemistry in Interstellar Cloud for Astro-Chronicle in Hokkaido University (PICACHU) apparatus for in situ observations of bubbles. This material relates to a paper that appeared in the Sept. 29, 2017, issue of Science Advances, published by AAAS. The paper, by S. Tachibana at Hokkaido University in Sapporo, Japan, and colleagues was titled, 'Liquid-like behavior of UV-irradiated interstellar ice analog at low temperatures.' view more
Credit: [Credit: Tachibana <i>et al.</i>, Sci. Adv. 2017;3: eaao2538]