Big Bang Nucleosynthesis: The best baryometer, speedometer and leptometer
Daniela Kirilova

Intermediate State of the Cataclysmic Variable V794 Aquilae in 2009
G. Latev, S. Boeva, A. Antov, S. Tsvetkova, K. Stoyanov, B. Spassov

Solar Observations With the Small Radio Telescope
V. Kalinova

Tidal Interaction in High Mass X-ray Binaries and Symbiotic Stars
R. K. Zamanov

Eruptive Activity of Z And in 2000 - 2010
N. A. Tomov, D. V. Bisikalo, M. T. Tomova, E. Yu. Kilpio

Photometric Study of the Close Eclipsing Binary MM Dra
R. Bachev, E. Semkov, N. Kacharov, A. C. Gupta, E. Ovcharov, A. Strigachev

Guiding System For the 60-cm Cassegrain Telescope at Rozhen NAO I: Actuators
V. Popov, D. Dimitrov

BVR CCD Photometric Observations of SN2007gr
D. Dimitrov, D. Kjurkchieva, M. Danailova

Optical Photometry of Brown Dwarfs With the Telescopes of Rozhen NAO
D. Dimitrov

The International Year of Astronomy 2009 in Shumen - Realized Initiatives
S. Ibryamov

H-alpha Observations of the W UMa Star FI Boo
D. Kjurkchieva, D. Marchev

The SMARTNET Project - Results and Perspectives
D. Kjurkchieva

The FUor Candidate V582 Aurigae: First Photometric and Spectroscopic Observations
E. Semkov, S. Peneva, M. Dennefeld

New Spectral Observations of the EBS Star UU Cas
H. Markov, N. Markova, I. Vince, G. Jurasevic

The VLT-FLAMES Tarantula Survey
N. Markova, C. Evans, FLAMES-Tarantula Team

Photometric Variability of the Pre-Main Sequence Stars
E. Semkov

Bulgarian astronomy: From John Exarch till nowadays
Dimitar Z. Kolev