n-point Gravitational Lenses with 5(n-1) Images

N-spheres in general relativity: regular black holes without apparent horizons, static wormholes with event horizons and gravastars with a tube-like core

N-z Relation and CMB Anisotropies in the Universe with an Oscillating Scalar Field Having a Null Field State

N/O-trends in Late-Type Galaxies: AGB-stars, IMFs, Abundance Gradients and the Origin of Nitrogen

N120 in the LMC - A sample of nebulae of different types

N157B: X-ray evidence for a Crab-like supernova remnant.

N2H(+) in the Orion ambient ridge - Cloud clumping versus rotation

N2H+ and N2D+ in interstellar molecular clouds. II- Observations

N2H+ depletion in the massive protostellar cluster AFGL 5142

N2H+ Observations of Molecular Cloud Cores in Taurus

N2H+(1-0) survey of massive molecular cloud cores

N88: The physical properties of a compact star-forming region and its neighbourhood in the SMC. II. H and H2 near infrared emission

N:63A - a Supernova Remnant Within an HII Region

N=1 de Sitter Supersymmetry Algebra

N=1 Supergravity Chaotic Inflation in the Braneworld Scenario

N=2 Gauged Supergravity with Stable dS Vacuum and Masses of Ultra-Light Scalars in Einstein Field Equations

N=2 supersymmetric spin foams in three dimensions

NA I as a tracer of H I in the diffuse interstellar medium

Na, Mg and Al abundances as a population discriminant for nearby metal-poor stars

Na-22 and Al-26 production and nucleosynthesis in novae explosions