157051. Halley's comet completes one revolution around the sun in:
157052. Halley's comet completes one revolution around the sun in?
157053. Halley's comet visits us after every.?
157054. How many degrees north and south are the Tropics?
157055. How many of the following statements are true? 1. Mean Solar Day is greater than Sidereal Day approximately by 4 minutes. 2. Earth's rotational velocity is decreasing. 3. Planets are arranged according to their increasing distance from the sun as follo?
157056. How many planets does our Solar System consist of?
157057. How many satellites does the largest planet have?
157058. How much Is the average distance of the Sun from the Earth?
157059. How much is the variation In distance between the Earth and the Sun during aphelion and perihelion?
157060. How much time (approximately) does the light from the nearest star to the Sun take in reaching the earth?
157061. How much time does earth take in making one rotation on its axis with respect to a fixed star at infinite distance?
157062. How much time does the earth take in completing one rotation on its axis in relation to sun?
157063. How much time is taken by the Moon in completing one revolution around the Earth?
157064. If the radius of the earth is reduced by half, then the day-night on the earth would be of:
157065. If the radius of the earth is reduced by half, then the day-night on the earth would be of?
157066. If the stars are seen to rise perpendicular to the horizon by an observer, he is located on the \?
157067. If the Sun dies It will be transformed Into a?
157068. In space, the sky looks to an astronaut:
157069. In space, the sky looks to an astronaut?
157070. In which direction la the Tropic of Capricorn in relation to the Equator?
157071. In which of the following planets, the Great Red Spot has been the special feature?
157072. IRNSS is a ……………. .
157073. IRNSS-1E is the fifth satellite in the Indian Regional Navigation Satellite System (IRNSS), which vehicle launched it?
157074. Largest planet of our Solar System is _____.?
157075. Largest satellite in Solar System is ____.?
157076. Lunar eclipse means?
157077. Nearest star from the earth after Sun is?
157078. Nearest star to the earth is _____.?
157079. Oldest object in the Solar System is __.?
157080. On which date is the Earth in 'aphelion'?
157081. On which date is the Earth in 'perihelion'?
157082. One Astronomical Unit is the average distance between?
157083. Orion and Great Bear stand for ______.?
157084. Our Solar System is an orderly community of _____.?
157085. Outside Antarctica, which is the deepest part of the earth?
157086. Paris based minor planet centre of International Astronomical Union (IAU) has given a new name to the planet Pluto and it is?
157087. Paris based minor planet centre of International Astronomical Union (IAU) has given a new name to the planet Pluto and it is:
157088. Period of sunspot cycle is?
157089. Planet nearest to the earth is _____.?
157090. Planet with maximum satellites is _____.?
157091. Planet with nearly equal rotation and revolution time to the earth is _____.?
157092. Polar Auroras are called __ in Southern Hemisphere.?
157093. Polar Auroras are?
157094. Polar circumference of the Earth is?
157095. Polar diameter of the Eearth is.?
157096. Presently the farthest planet from the Sun is _____.?
157097. Rapidly rotating stars emitting intense radio waves are called ___.?
157098. Relatively cool spots of the Sun are called __ while relatively hot spots of the Sun are called __.?
157099. Satish Dhawan Space Centre (SDSC), SHAR is situated at…….