WHAT LIGHT SOURCE IS THE SUN?
WHAT IS LUMINIOUS?
THIS OBJECT ORBITS THE SUN AND HAS AN ICY TAIL?
WHAT ARE COMETS?
THE SUN IS THIS FAR AWAY FROM THE EARTH?
WHAT IS 1 AU (93 MILLION MILES)?
WHAT IS THE HOTTEST PLANET?
WHAT IS VENUS?
WHAT PLANET HAS THE LARGEST VOLCANO?
WHAT IS MARS?
WHAT IS THE ESTIMATED TEMPERATURE OF THE SUN?
WHAT IS AROUND 27 MILLION DEGREES?
WHAT IS A SMALL ROCK THAT ORBIT STHE SUN?
WHAT ARE ASTROIDS?
THIS IS WHAT ALL THE PLANETS HAVE IN COMMON?
WHAT IS "THEY ALL REVOLVE AROUND THE SUN"?
WHAT 2 PLANETS ROTATE DIFFERENTLY THAN ALL THE OTHERS?
WHAT IS VENUS & URANUS?
HOW MANY TIMES WOULD THE EARTH BE ABLE TO FIT IN THE SUN?
WHAT IS 1.3 MILLION TIMES?
WHAT ARE THE DARKER DOTS ON THE SUN'S SURFACE?
WHAT ARE SUNSPOTS?
WHAT IS AN ASTROID THAT LANDS ON EARTH'S SURFACE?
WHAT ARE METEORITES?
WHERE IS OUR SOLAR SYSTEM LOCATED?
WHAT IS THE MILKEY WAY GALAXY?
WHAT ARE SATURN'S RINGS MADE OF?
WHAT ARE BILLIONS OF ICE & ROCK PARTICLES?
HOW MANY DWARF PLANETS ARE THERE IN THE SOLAR SYSTEM?
WHAT IS 5?
WHAT IS AROUND 4.5 BILLION YEARS OLD?
THE PLACE WHERE MOST ASTROIDS COME FROM?
WHAT IS KUIPER BELT?
HOW MANY MINUTES DOES IT TAKE LIGHT TO REACH EARTH FROM THE SUN?
WHAT IS 8.3 MINUTES?
WHAT IS ANOTHER NAME FOR THE GAS GIANTS?
WHAT ARE THE JOVIAN PLANETS?
WHAT 2 U.S. STATES IS COMPARIBLE TO MARS IN LAND FEATURES?
WHAT ARE ARIZONA & NEW MEXICO?
IN 5 BILLION YEARS TIME, THE SUN WILL ENTER THIS PHASE?
WHAT IS THE RED GIANT PHASE?
WHAT WAS THE BIGGEST METEORITE THAT HIT EARTH?
WHAT IS TUNGUSKA?
WHAT IS THE BIGGEST MOON IN THE SOLAR SYSTEM?
WHAT IS GANYMEDE?
WHAT IS THE OORT CLOUD?
WHAT IS A THEORETICAL VAST ICY SHELL AROUND OUR SOLAR SYSTEM?
HOW MUCH OF THE SOLAR SYSTEM'S MASS DOES THE SUN HOLD?
WHAT IS 99%