Nereide

drnereide.bsky.social

09 January 2025 21:51

5/5 The system is likely in the 1st stages of a minor merger which started around 400 Myr ago. References & further reading ➡️ esahubble.org/news/heic0106/ ➡️ en.wikipedia.org/wiki/NGC_1512 Img credits: NASA, ESA, CSA, STScI, Janice Lee (STScI), Thomas Williams (Oxford), PHANGS Team

Danny Christopher

danny-xopher.bsky.social

09 January 2025 21:51

Obviously Webb shows a lot more detail… so is there anything in Hubble’s UV image that tells us something that Webb doesn’t? I.e. is there an advantage to doing any UV imaging anymore?

Danny Christopher

danny-xopher.bsky.social

09 January 2025 21:51

Thanks! Super interesting

Nereide

drnereide.bsky.social

09 January 2025 21:51

4/ activity. According to the following study, the interaction between NGC 1512 and its neighbouring blue compact dwarf galaxy NGC 1510 has triggered star formation activity in the outskirts of the NGC 1512's disk and enhanced the tidal distortion in its arms. Paper: arxiv.org/pdf/0908.412...

Nereide

drnereide.bsky.social

09 January 2025 21:51

3/ the galactic nucleus) and a ring much further out in the main disk, called, counter-intuitively, the inner ring. The two rings are connected by a bar of bright stars and by dark lanes of dust. The galaxy appears to host an extensive UV disk with at least 200 clusters with recent star formation