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Griffiths, R.-R.; Jiang, J.; Buisson, D. J.K.; Wilkins, D.; Gallo, L. C.; Ingram, A.; Lee, A. A.; Grupe, D.; Kara, E.; Parker, M. L. et al.; Alston, W.; Bourached, A.; Cann, G.; Young, A.; Komossa, S.: Modeling the Multiwavelength Variability of Mrk 335 Using Gaussian Processes. \apj 914 (2), 144, p. 144 (2021)

Grunthal, K.; Kramer, M.; Desvignes, G.: Revisiting the Galactic Double Neutron Star merger and LIGO detection rates. \mnras 507 (4), pp. 5658 - 5670 (2021)

Grupe, D.; Komossa, S.; Gallo, L.; Kara, E.: Swift detection of the NLS1 galaxy Mkn 335 in a high X-ray flux state. The Astronomer's Telegram 14717, p. 1 (2021)

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Hamilton, T. S.; Berton, M.; Antón, S.; Busoni, L.; Caccianiga, A.; Ciroi, S.; Gässler, W.; Georgiev, I. Y.; Järvelä, E.; Komossa, S. et al.; Mathur, S.; Rabien, S.: Observations of the γ-ray-emitting narrow-line Seyfert 1, SBS 0846+513, and its host galaxy. \mnras 504 (4), pp. 5188 - 5198 (2021)

Haniewicz, H.T.; Ferdman, R.D.; Freire, P.C.C.; Champion, D.J.; Bunting, K.A.; Lorimer, D.R.; McLaughlin, M.A.: Precise mass measurements for the double neutron star system J1829+2456. \mnras 500 (4), pp. 4620 - 4627 (2021)

Harada, N.; Martín, S.; Mangum, J. G.; Sakamoto, K.; Muller, S.; Tanaka, K.; Nakanishi, K.; Herrero-Illana, R.; Yoshimura, Y.; Mühle, S. et al.; Aladro, R.; Colzi, L.; Rivilla, V. M.; Aalto, S.; Behrens, E.; Henkel, C.; Holdship, J.; Humire, P.K.; Meier, D. S.; Nishimura, Y.; van der Werf, P. P.; Viti, S.: Starburst Energy Feedback Seen through HCO+/HOC+ Emission in NGC 253 from ALCHEMI. \apj 923 (1), 24, p. 24 (2021)

Hare, B. M.; Edens, H.; Krehbiel, P.; Rison, W.; Scholten, O.; Buitink, S.; Corstanje, A.; Falcke, H.; Hörandel, J.R.; Huege, T. et al.; Krampah, G.K.; Mitra, P.; Mulrey, K.; Nelles, A.; Pandya, H.; Rachen, J.P.; Thoudam, S.; Trinh, T.N.; ter Veen, S.; Winchen, T.: Timing Calibration and Windowing Technique Comparison for Lightning Mapping Arrays. Earth and Space Science 8 (7), e01523, p. e01523 (2021)

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Harris, A.I.; Güsten, R.; Requena-Torres, M.A.; Riquelme, D.; Morris, M.R.; Stacey, G.J.; Martìn-Pintado, J.; Stutzki, J.; Simon, R.; Higgins, R. et al.; Risacher, C.: SOFIA-upGREAT Imaging Spectroscopy of the [C II] 158 μm Fine-structure Line of the Sgr B Region in the Galactic Center. \apj 921 (1), 33, p. 33 (2021)

Hastings, B.; Langer, N.; Wang, C.; Schootemeijer, A.; Milone, A.-P.: Stringent upper limit on Be star fractions produced by binary interaction. åp 653, A144, p. A144 (2021)

He, Y.-X.; Henkel, C.; Zhou, J.-J.; Esimbek, J.; Stutz, A. M.; Liu, H.-L.; Ji, W.-G.; Li, D.-L.; Wu, G.; Tang, X.-D. et al.; Komesh, T.; Sailanbek, S.: Extended HNCO, SiO, and HC3N Emission in 43 Southern Star-forming Regions. \apjs 253 (1), 2, p. 2 (2021)

Hebbar, P.R.; Heinke, C.O.; Kandel, D.; Romani, R.W.; Freire, P.C.C.: On the vanishing orbital X-ray variability of the eclipsing binary millisecond pulsar 47 Tuc W. \mnras 500 (1), pp. 1139 - 1150 (2021)