A new rainbow spectrum from the STELES instrument on Chile's SOAR Telescope captures Eta Carinae in unprecedented detail.

Telescope sees binary star's beautiful rainbow spectra | Space photo of the day for Oct. 2, 2025

Source: space
Source Link: https://www.space.com/astronomy/telescope-sees-binary-stars-beautiful-rainbow-spectra-space-photo-of-the-day-for-oct-2-2025