Lyman-break galaxies at z~5 -I. First significant stellar mass assembly in galaxies that are not simply z~3 LBGs at higher redshift

Lyman-break galaxies: are they young spheroids?

Lyman-break galaxies: high mass or low?

Lyman-Line Decrements in Low-Density Planetary Nebulae

LYMAN-α and the Structure of the Solar Chromosphere.

Lyman-α Production by Suprathermal Protons

Lynds 1622: a nearby star forming cloud projected on Orion B?

LYNDS 379 - A new source of bipolar molecular flow

Lyngå 7: a new disk globular cluster?

LYNGA:7 - Relative Phases of the X-Ray and Gamma-Ray Pulses

Lynx

Lyot Coronagraphy on Giant Segmented-Mirror Telescopes

Lyra

LYRA and SWAP, the two Solar Instruments on-board PROBA2

Lyra black holes

Lyra's cosmology of inhomogeneous universe with electromagnetic field

Lyrids

Lyudvik Vasil'evich Mirzoyan (1923-1999). On His 80-th Birthday

L_X-T Relation and Related Properties of Galaxy Clusters

L_{X}-T Relation and Thermal Evolution of Galaxy Clusters