Parker, M.L.; Schartel, N.; Grupe, D.; Komossa, S.; Harrison, F.; Kollatschny, W.; Mikula, R.; Santos-Lleó, M.; Tomás, L.: X-ray spectra reveal the reawakening of the repeat changing-look AGN NGC 1566. mnras 483 (1), S. L88 - L92 (2019)

Pillai, T.; Kauffmann, J.; Zhang, Q.; Sanhueza, P.; Leurini, S.; Wang, K.; Sridharan, T.K.; König, C.: Massive and low-mass protostars in massive "starless'' cores. aap 622, A54, S. A54 (2019)

Plavin, A.V.; Kovalev, Y.Y.; Petrov, L.Y.: Dissecting the AGN Disk-Jet System with Joint VLBI-Gaia Analysis. apj 871 (2), 143, S. 143 (2019)

Qiu, K.; Wyrowski, F.; Menten, K.; Zhang, Q.; Güsten, R.: CO Multi-line Observations of HH 80-81: A Two-component Molecular Outflow Associated with the Largest Protostellar Jet in Our Galaxy. apj 871 (2), 141, S. 141 (2019)

Rivilla, V.M.; Martín-Pintado, J.; Jiménez-Serra, I.; Zeng, S.; Martín, S.; Armijos-Abendaño, J.; Requena-Torres, M.A.; Aladro, R.; Riquelme, D.: Abundant Z-cyanomethanimine in the interstellar medium: paving the way to the synthesis of adenine. mnras 483 (1), S. L114 - L119 (2019)

Rugel, M.R.; Rahner, D.; Beuther, H.; Pellegrini, E.W.; Wang, Y.; Soler, J.D.; Ott, J.; Brunthaler, A.; Anderson, L.D.; Mottram, J.C. et al.; Henning, T.; Goldsmith, P.F.; Heyer, M.; Klessen, R.S.; Bihr, S.; Menten, K.M.; Smith, R.J.; Urquhart, J.S.; Ragan, S.E.; Glover, S.C.O.; McClure-Griffiths, N.M.; Bigiel, F.; Roy, N.: Feedback in W49A diagnosed with radio recombination lines and models. aap 622, A48, S. A48 (2019)

Shimwell, T.W.; Tasse, C.; Hardcastle, M.J.; Mechev, A.P.; Williams, W.L.; Best, P.N.; Röttgering, H.J.A.; Callingham, J.R.; Dijkema, T.J.; de Gasperin, F. et al.; Hoang, D.N.; Hugo, B.; Mirmont, M.; Oonk, J.B.R.; Prandoni, I.; Rafferty, D.; Sabater, J.; Smirnov, O.; van Weeren, R.J.; White, G.J.; Atemkeng, M.; Bester, L.; Bonnassieux, E.; Brüggen, M.; Brunetti, G.; Chy˙zy, K.T.; Cochrane, R.; Conway, J.E.; Croston, J.H.; Danezi, A.; Duncan, K.; Haverkorn, M.; Heald, G.H.; Iacobelli, M.; Intema, H.T.; Jackson, N.; Jamrozy, M.; Jarvis, M.J.; Lakhoo, R.; Mevius, M.; Miley, G.K.; Morabito, L.; Morganti, R.; Nisbet, D.; Orrú, E.; Perkins, S.; Pizzo, R.F.; Schrijvers, C.; Smith, D.J.B.; Vermeulen, R.; Wise, M.W.; Alegre, L.; Bacon, D.J.; van Bemmel, I.M.; Beswick, R.J.; Bonafede, A.; Botteon, A.; Bourke, S.; Brienza, M.; Calistro Rivera, G.; Cassano, R.; Clarke, A.O.; Conselice, C.J.; Dettmar, R.J.; Drabent, A.; Dumba, C.; Emig, K.L.; Enßlin, T.A.; Ferrari, C.; Garrett, M.A.; Génova-Santos, R.T.; Goyal, A.; Gürkan, G.; Hale, C.; Harwood, J.J.; Heesen, V.; Hoeft, M.; Horellou, C.; Jackson, C.; Kokotanekov, G.; Kondapally, R.; Kunert-Bajraszewska, M.; Mahatma, V.; Mahony, E.K.; Mandal, S.; McKean, J.P.; Merloni, A.; Mingo, B.; Miskolczi, A.; Mooney, S.; Nikiel-Wroczyński, B.; O'Sullivan, S.P.; Quinn, J.; Reich, W.; Roskowiński, C.; Rowlinson, A.; Savini, F.; Saxena, A.; Schwarz, D.J.; Shulevski, A.; Sridhar, S.S.; Stacey, H.R.; Urquhart, S.; van der Wiel, M.H.D.; Varenius, E.; Webster, B.; Wilber, A.: The LOFAR Two-metre Sky Survey. II. First data release. aap 622, A1, S. A1 (2019)

Soler, J.D.; Beuther, H.; Rugel, M.; Wang, Y.; Clark, P.C.; Glover, S.C.O.; Goldsmith, P.F.; Heyer, M.; Anderson, L.D.; Goodman, A. et al.; Henning, T.; Kainulainen, J.; Klessen, R.S.; Longmore, S.N.; McClure-Griffiths, N.M.; Menten, K.M.; Mottram, J.C.; Ott, J.; Ragan, S.E.; Smith, R.J.; Urquhart, J.S.; Bigiel, F.; Hennebelle, P.; Roy, N.; Schilke, P.: Histogram of oriented gradients: a technique for the study of molecular cloud formation. aap 622, A166, S. A166 (2019)

Zhang, M.; Kainulainen, J.; Mattern, M.; Fang, M.; Henning, T.: Star-forming content of the giant molecular filaments in the Milky Way. aap 622, A52, S. A52 (2019)

Breslau, A.; Pfalzner, S.: Creating retrogradely orbiting planets by prograde stellar fly-bys. aap 621, A101, S. A101 (2019)

Brinkerink, C.D.; Müller, C.; Falcke, H.D.; Issaoun, S.; Akiyama, K.; Bower, G.C.; Krichbaum, T.P.; Deller, A.T.; Castillo, E.; Doeleman, S.S. et al.; Fraga-Encinas, R.; Goddi, C.; Hernández-Gómez, A.; Hughes, D.H.; Kramer, M.; Léon-Tavares, J.; Loinard, L.; Montaña, A.; Mościbrodzka, M.; Ortiz-León, G.N.; Sanchez-Arguelles, D.; Tilanus, R.P.J.; Wilson, G.W.; Zensus, A.: Micro-arcsecond structure of Sagittarius A* revealed by high-sensitivity 86 GHz VLBI observations. aap 621, A119, S. A119 (2019)

Britzen, S.; Fendt, C.; Böttcher, M.; Jaron, F.; Pashchenko, I.N.; Araudo, A.; Karas, V.; Kurtanidze, O.: IceCube neutrino generated in a jet-jet collision in TXS 0506+056? memsai 90, S. 77 (2019)

Buson, S.; Angioni, R.: Fermi LAT detection of renewed gamma-ray flaring activity from the distant blazar PKS 0226-559. The Astronomer's Telegram 12432, S. 1 (2019)

Buson, S.; Angioni, R.: Fermi LAT Detection of a New Gamma-ray Source Associated with the flat-spectrum radio quasar TXS 2346+052. The Astronomer's Telegram 12427, S. 1 (2019)

Chanapote, T.; Asanok, K.; Dodson, R.; Rioja, M.; Green, J.A.; Hutawarakorn Kramer, B.: Tracing the magnetic field and other properties of G351.417+0.645 at subarcsecond scales with the Long Baseline Array. mnras 482 (2), S. 1670 - 1689 (2019)

Ciprini, S.; Angioni, R.: Fermi and Swift discovery of GeV gamma-ray and X-ray emission from the blazar PKS 2246+208. The Astronomer's Telegram 12403, S. 1 (2019)

Dickey, J.M.; Landecker, T.L.; Thomson, A.J.M.; Wolleben, M.; Sun, X.; Carretti, E.; Douglas, K.; Fletcher, A.; Gaensler, B.M.; Gray, A. et al.; Haverkorn, M.; Hill, A.S.; Mao, S.A.; McClure-Griffiths, N.M.: The Galactic Magneto-ionic Medium Survey: Moments of the Faraday Spectra. apj 871 (1), 106, S. 106 (2019)

Ebisawa, Y.; Sakai, N.; Menten, K.M.; Yamamoto, S.: The Effect of Far-infrared Radiation on the Hyperfine Anomaly of the OH 18 cm Transition. apj 871 (1), 89, S. 89 (2019)

Gautam, A.K.; Do, T.; Ghez, A.M.; Morris, M.R.; Martinez, G.D.; Hosek, Jr., M.W.; Lu, J.R.; Sakai, S.; Witzel, G.; Jia, S. et al.; Becklin, E.E.; Matthews, K.: An Adaptive Optics Survey of Stellar Variability at the Galactic Center. apj 871 (1), 103, S. 103 (2019)

Giannetti, A.; Bovino, S.; Caselli, P.; Leurini, S.; Schleicher, D.R.G.; Körtgen, B.; Menten, K.M.; Pillai, T.; Wyrowski, F.: A timeline for massive star-forming regions via combined observation of o-H2D+ and N2D+. aap 621, L7, S. L7 (2019)