UNVEILING THE ENVIRONMENTS OF EXTREME MASSIVE STARS
M. Kraus, T. Liimets, M.L. Arias, A. Moiseev, L.S. Cidale, A. F.Torres, D.H. Nickeler

7

EXOPLANETS AND POPULATION APPROACH IN PLANETARY DYNAMOS
D.D. Sokoloff

23

CHANGING LOOKS OF THE NUCLEUS OF THE SEYFERT GALAXY NGC 1566 COMPARED WITH OTHER CHANGING-LOOK AGNS
V.L. Oknyansky

26

CIRCUMSTELLAR DISKS OF A GROUP OF THE AEBE HERBIG TYPE STARS
N.Z. Ismailov, U.Z. Valiyev, N.S. Dzhalilov

40

CIRCUMSTELAR PECULIARITIES OF THE HERBIG AE/BE STARS DERIVED FROM HIGH-RESOLUTION SPECTROSCOPY
M.A. Pogodin, N.G. Beskrovnaya, O.V. Kozlova

50

COSMOLOGICAL VACUUM AND COSMOLOGICAL-QUANTUM EFFECTS
B.A. Rajabov

62

VARIATIONS OF SOME SPECTRAL LINES IN THE SPECTRUM OF V 1295 AQL
G.R. Bahaddinova, N.Z. Ismailov, U.Z. Bashirova

74

SPECTRAL VARIABILITY OF SUPERGIANT HD 21389
K. Pivonková, O.V. Maryeva, A. Aret, V. Checha

88

LIGHT CURVES AND FREQUENCY ANALYSIS OF HYBRID 𝛿 SCT-ɣ DOR STARS
J.P. Sánchez Arias, Orlagh L. Creevey

100

UNUSUAL CHANGES IN THE SPECTRUM OF AE HERBIG STAR HD 179218
H.N. Adigozalzade, U.Z. Bashirova, N.Z. Ismailov

109

RESULTS OF SPECTRAL STUDY OF SEVERAL PECULIAR GALAXIES
O.A. Merkulova, L.V. Shalyapina, G.M. Karataeva

118

NON-STATIONARY PROCESSES IN THE ATMOSPHERE OF THE SUPERGIANT HD 190603 (B1.5IA)
A.B. Hasanova, A.M. Khalilov

128

SEARCH FOR CHAINS OF RESONANCES IN THE COMPACT PLANETARY SYSTEM KEPLER-51
E.D. Kuznetsov, A.S. Perminov

135

SUPERFAST LINE PROFILE VARIATIONS IN STELLAR SPECTRA
A.F. Kholtygin, I.A. Yakunin, A.V. Moiseeva, M.A. Burlak, E.B. Ryspaeva, O.A. Tsiopa

139

STATISTICALLY OPTIMAL PHENOMENOLOGICAL MODELLING OF VARIABLE STARS
I.L. Andronov, V.V. Breus, L.L. Chinarova, S.V. Kolesnikov, L.S. Kudashkina, M.Yu. Pyatnytskyy

149