| Magnetic fields in spiral galaxies | 2015/12/29 | English | 255 |
| Evolutionary and pulsational properties of white dwarf stars | 2010/08/11 | English | 253 |
| Solar radiative output and its variability: evidence and mechanisms | 2004/12/01 | English | 239 |
| Centaurus A - NGC 5128 | 1998/08/01 | | 239 |
| Cosmic X-ray surveys of distant active galaxies | 2015/01/30 | English | 236 |
| What makes a planet habitable? | 2009/04/10 | English | 230 |
| The neutron stars of Soft X-ray Transients | 1998/08/01 | | 212 |
| Fundamentals of collisionless shocks for astrophysical application, 1. Non-relativistic shocks | 2009/09/16 | English | 209 |
| The Milky Way’s stellar disk | 2013/05/01 | English | 203 |
| Cluster lenses | 2011/11/12 | English | 200 |
| X-ray spectroscopy of stars | 2009/05/12 | English | 192 |
| The stellar halo of the Galaxy | 2008/04/22 | English | 189 |
| The realm of the galaxy protoclusters | 2016/11/11 | English | 187 |
| Gamma-ray binaries and related systems | 2013/08/31 | English | 186 |
| Hard X-ray emission from the solar corona | 2008/10/01 | English | 181 |
| Radio and millimeter continuum surveys and their astrophysical implications | 2009/10/09 | English | 180 |
| Nuclear star clusters | 2020/07/06 | English | 177 |
| The astrophysics of nanohertz gravitational waves | 2019/06/18 | English | 170 |
| High-mass X-ray binaries in the Milky Way | 2015/08/05 | English | 170 |
| Time delay cosmography | 2016/07/21 | English | 162 |
| The distribution of dark matter in galaxies | 2019/02/04 | English | 160 |
| The local group of galaxies | 1999/09/01 | | 157 |
| The Galactic Center: a laboratory for AGN? | 1996/12/01 | | 156 |
| Ultra-light dark matter | 2021/09/09 | English | 154 |
| Ultraviolet spectroscopy of the extended solar corona | 2006/02/22 | English | 152 |
| Cygnus A | 1996/04/01 | | 151 |
| What is a globular cluster? An observational perspective | 2019/11/04 | English | 145 |
| Accretion disks in luminous young stellar objects | 2016/01/11 | English | 144 |
| Massive stars | 1998/12/01 | | 144 |
| Production of dust by massive stars at high redshift | 2011/09/01 | English | 144 |