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Martín, S.; Mangum, J.G.; Harada, N.; Costagliola, F.; Sakamoto, K.; Muller, S.; Aladro, R.; Tanaka, K.; Yoshimura, Y.; Nakanishi, K. et al.; Herrero-Illana, R.; Mühle, S.; Aalto, S.; Behrens, E.; Colzi, L.; Emig, K.L.; Fuller, G.A.; García-Burillo, S.; Greve, T.R.; Henkel, C.; Holdship, J.; Humire, P.; Hunt, L.; Izumi, T.; Kohno, K.; König, S.; Meier, D.S.; Nakajima, T.; Nishimura, Y.; Padovani, M.; Rivilla, V.M.; Takano, S.; van der Werf, P.P.; Viti, S.; Yan, Y.T.: ALCHEMI, an ALMA Comprehensive High-resolution Extragalactic Molecular Inventory. Survey presentation and first results from the ACA array. åp 656, A46, p. A46 (2021)

Mazumdar, P.; Wyrowski, F.; Colombo, D.; Urquhart, J.S.; Thompson, M.A.; Menten, K.M.: High-resolution LAsMA 12CO and 13CO observation of the G305 giant molecular cloud complex. I. Feedback on the molecular gas. åp 650, A164, p. A164 (2021)

Mazumdar, P.; Wyrowski, F.; Urquhart, J.S.; Colombo, D.; Menten, K.M.; Neupane, S.; Thompson, M.A.: High resolution LAsMA12CO and 13CO observation of the G305 giant molecular cloud complex. II. Effect of feedback on clump properties. åp 656, A101, p. A101 (2021)

Menon, A.; Langer, N.; de Mink, S. E.; Justham, S.; Sen, K.; Szécsi, D.; de Koter, A.; Abdul-Masih, M.; Sana, H.; Mahy, L. et al.; Marchant, P.: Detailed evolutionary models of massive contact binaries - I. Model grids and synthetic populations for the Magellanic Clouds. \mnras 507 (4), pp. 5013 - 5033 (2021)

Messineo, M.; Figer, D. F.; Kudritzki, R.-P.; Zhu, Q.; Menten, K. M.; Ivanov, V. D.; Chen, C.-H. R.: New Infrared Spectral Indices of Luminous Cold Stars: From Early K to M Types. \aj 162 (5), 187, p. 187 (2021)

Miller, M.C.; Lamb, F.K.; Dittmann, A.J.; Bogdanov, S.; Arzoumanian, Z.; Gendreau, K.C.; Guillot, S.; Ho, W.C.G.; Lattimer, J.M.; Loewenstein, M. et al.; Morsink, S.M.; Ray, P.S.; Wolff, M.T.; Baker, C.L.; Cazeau, T.; Manthripragada, S.; Markwardt, C.B.; Okajima, T.; Pollard, S.; Cognard, I.; Cromartie, H.T.; Fonseca, E.; Guillemot, L.; Kerr, M.; Parthasarathy, A.; Pennucci, T.T.; Ransom, S.; Stairs, I.: The Radius of PSR J0740+6620 from NICER and XMM-Newton Data. \apjl 918 (2), L28, p. L28 (2021)

Miraval Zanon, A.; D'Avanzo, P.; Ridolfi, A.; Coti Zelati, F.; Campana, S.; Tiburzi, C.; de Martino, D.; Muñoz Darias, T.; Bassa, C.G.; Zampieri, L. et al.; Possenti, A.; Ambrosino, F.; Papitto, A.; Baglio, M.C.; Burgay, M.; Burtovoi, A.; Michilli, D.; Ochner, P.; Zucca, P.: Evidence of intra-binary shock emission from the redback pulsar PSR J1048+2339. åp 649, A120, p. A120 (2021)

Miura, R.E.; Espada, D.; Hirota, A.; Henkel, C.; Verley, S.; Kobayashi, M.I.N.; Matsushita, S.; Israel, F.-P.; Vila-Vilaro, B.; Morokuma-Matsui, K. et al.; Ott, J.; Vlahakis, C.; Peck, A.B.; Aalto, S.; Hogerheijde, M.R.; Neumayer, N.; Iono, D.; Kohno, K.; Takemura, H.; Komugi, S.: A giant molecular cloud catalogue in the molecular disc of the elliptical galaxy NGC 5128 (Centaurus A). \mnras 504 (4), pp. 6198 - 6215 (2021)

Mizuno, Y.; Fromm, C. M.; Younsi, Z.; Porth, O.; Olivares, H.; Rezzolla, L.: Comparison of the ion-to-electron temperature ratio prescription: GRMHD simulations with electron thermodynamics. \mnras 506 (1), pp. 741 - 758 (2021)

Molera Calvés, G.; Pogrebenko, S.V.; Wagner, J.F.; Cimò, G.; Gurvits, L.I.; Bocanegra-Bahamón, T.M.; Duev, D.A.; Nunes, N.V.: High spectral resolution multi-tone Spacecraft Doppler tracking software: Algorithms and implementations. \pasa 38, e065, p. e065 (2021)

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Mookerjea, B.; Sandell, G.; Veena, V.S.; Güsten, R.; Riquelme, D.; Wiesemeyer, H.; Wyrowski, F.; Mertens, M.: Distribution of ionized, atomic, and PDR gas around S 1 in rho Ophiuchus. åp 648, A40, p. A40 (2021)

Moon, D.-S.; Ni, Y. Q.; Drout, M. R.; González-Gaitán, S.; Afsariardchi, N.; Park, H. S.; Lee, Y.; Kim, S. C.; Antoniadis, J.; Kim, D.-J. et al.; Lee, Y.: Rapidly Declining Hostless Type Ia Supernova KSP-OT-201509b from the KMTNet Supernova Program: Transitional Nature and Constraint on 56Ni Distribution and Progenitor Type. \apj 910 (2), 151, p. 151 (2021)

Müller, H. S.-P.; Belloche, A.; Lewen, F.; Drouin, B. J.; Sung, K.; Garrod, R. T.; Menten, K. M.: Toward a global model of the interactions in low-lying states of methyl cyanide: Rotational and rovibrational spectroscopy of the υ4 = 1 state and tentative interstellar detection of the υ4 =υ8 = 1 state in Sgr B2(N). Journal of Molecular Spectroscopy 378, 111449, p. 111449 (2021)

Muller, S.; Ubachs, W.; Menten, K.M.; Henkel, C.; Kanekar, N.: A study of submillimeter methanol absorption toward PKS 1830-211:. Excitation, invariance of the proton-electron mass ratio, and systematics. åp 652, A5, p. A5 (2021)

Murchikova, L.; Witzel, G.: Second-scale Submillimeter Variability of Sagittarius A* during Flaring Activity of 2019: On the Origin of Bright Near-infrared Flares. \apjl 920 (1), L7, p. L7 (2021)

Myserlis, I.; Contopoulos, I.: An underlying universal pattern in galaxy halo magnetic fields. åp 649, A94, p. A94 (2021)

Nagesh, S.T.; Banik, I.; Thies, I.; Kroupa, P.; Famaey, B.; Wittenburg, N.; Parziale, R.; Haslbauer, M.: The Phantom of RAMSES user guide for galaxy simulations using Milgromian and Newtonian gravity. Canadian Journal of Physics 99 (8), pp. 607 - 613 (2021)