upward

Solar system

Portals

NASA JPL: Ephemeris generator, Eyes on the Solar system

Sun

Solar spectrum (BASS 2000)

Marchenko G P, The Solar Spectral Atlas (2003)

Moon

Online map LROC ACT REACT


Кислюк В С, Місяць з усіх боків (Наукова думка, 1993)

Planets

JPL Solar System Dynamics

Planets: Physical Data (JPL)

Planetary Fact Sheets

Jupiter's Moon by S&T

Saturn Moon Tracker

The Nine Planets


Маров М Я, Планеты Солнечной системы (М., 1986)

Ньето М М, Закон Тициуса-Боде (Мир, 1976)

Asteroids

IAU Minor Planet Center: Ephemerides and Orbital Elements

Asteroidal Occultations: Europe, North Africa and Middle East

Asteroid Occultation Predictions

IOTA Occultations

Comets

Cometography: Comet Chasing

Seiichi Yoshida

IAU Minor Planet Center

Brightest comets in the last two-thirds century

Meteors

International Meteor Organization

The American Meteor Society


Бабаджанов П Б, Метеоры и их наблюдение (Наука, 1987)