Jun 27, 2015 ... Why are there so many stars in the sky and what are their purpose of being there
? ... Since so many formed we can assume that it's quite easy for them to do that,
... If we were closer to the centre there would be many more stars in the sky. ... did
compression waves have immediately following the Big Bang?
We'll start by tackling an obvious topic today: stars. .... I have to do a stupid
science project model of stars and galaxies and they want a 3-5 min speech!!!!!
We might do that by measuring the surface area of the beach, and ... the rate at
which stars have formed, you will be able to estimate how many stars there are in
Yet we know that there are millions of stars in the universe. ... radiation and since
light can travel for huge distances in space, why can't we see all the stars? ...
Black holes, which are massive gravitational centers, have gravity so strong that
they will pull in light itself and trap it ... Why do mass and distance affect gravi...
Aug 13, 2013 ... Many of the stars we see at night have already died. ADVERTISING ... Lower-
mass stars don't even do this. They just fade over time, lasting ...
For many years scientists have studied our own solar system. But until the last
few years, we knew of no other solar systems. This may seem surprising, as the
Sun is one of about 200 billion stars (or ... how do solar systems form and evolve;
are there other planets capable of supporting life; and is there life on other
Nov 11, 2014 ... Hi 328bera39, Long back our universe was completely dark and very hot. There
were only dense cloud of protons and electrons. It was so ...
... light from stars further away from us than 14 billion light years will not have had
enough time ... The light that we observe from distant receding stars is more red
than it would be if ... How do we know how many galaxies are in our universe?
Feb 9, 2015 ... As we'll see below, we can explain those movements through the Earth's rotation
and movement through its orbit. But stars also have their own ...
Most do not have as many orbiting bodies and very few are single star systems. ...
We have recorded a whole series of podcasts about the Solar System at ...