HD 100546 This image from the NASA/ESA Hubble Space Telescope shows a visible light view of the outer dust around the young star HD 100546, with the newly discovered protoplanet positioned and marked by an orange spot. Artifacts from the brilliant central star dominate the inner part of this picture, which has been digitally subtracted. Black blobs are also artifacts.[1][2] Observation data Epoch J2000.0[3] Equinox J2000.0[3] Constellation Musca Right ascension 11h 33m 25.441s[4] Declination −70° 11′ 41.24″[4] Apparent magnitude (V) 6.698[3] Characteristics Spectral type B9Vne[3] Details Age >10[5] Myr Astrometry Proper motion (μ) RA: −38.93 ± 0.36[4] mas/yr Dec.: 0.29 ± 0.38[4] mas/yr Parallax (π) 10.32 ± 0.43[4] mas Distance 320 ± 10 ly (97 ± 4 pc) Other designations KR Mus, HIP 56379,[3] SAO 251457, CD−69° 893 Database references SIMBAD data