Tuesday, May 5, 2009

Telescopes to peek into future

Acouple of space telescopes that are to be launched later in May will answer some of the biggest questions of the Universe. Scientists hope that the probes will answer questions such as how did we get to where we are now, and where are we likely to end up.

Each telescope is designed to probe the deepest recesses of space to unravel the origins of matter, from the earliest beginnings of the Universe some 13.7 billion years ago to the creation of the stars, galaxies and planets, the Independent reported on Monday.

One of the telescopes, called Planck, will study in unprece
dented detail the ancient “fossilized” radiation left over as a relic of the Big Bang.

The analysis could help to explain how the Universe formed through a process of rapid expansion, called inflation, in the first fractions
of a second after the Big Bang itself.

The other telescope, called Herschel, will concentrate on the invisible, infrared radiation emitted by the star-forming regions of the galaxies in the hope of explaining how stellar objects, from stars like the Sun to planets such as Earth, can form from clouds of cosmic gas, dust and debris.

Scientists involved in the twin mission hope that the data gleaned from instruments on board each telescope will enable them to fill in the remaining mysteries of how the Universe came into existence, how it evolved and how it is likely to end — if indeed it ever will. AGENCIES

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