Page 26 - september 2023

Trending News in Science

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‘Plan a trip to space at ‘‘Umbrella’ bind to Asteroid
a cost of 6 crores.’ helps to combat Global

Warming, says scientists.

Space Tourism by ISRO Istvan Szapudi, an astronomer from the
We will be able to plan a trip to space by University of Hawai’i Institute for Astron-
2030 and can call ourselves ‘Astronauts’. omy, gave an innovative idea called solar
The fare will be approximately Rs 6 shield to help fight the effects of global
crores per person. warming.
India’s own space tourism module’s As we use umbrella to protect ourselves
work is in progress which will be safe from sunlight, spaceborne “umbrella”
and reusable, said the chairman could do the same for the earth.
Sh. S Somanath. Scientist’s goal is to reduce solar radiation
by 1.7%, which is an estimate of the
amount that is needed to prevent fatal rise
in global temperature.
Szapudi’s innovative solution consists of
two ideas, use of a captured asteroid as
the counterweight to avert launching most
of the mass from earth and a tethered
counterweight instead of a shield resulting
in making the total mass more than
hundred times less.

03

‘Mars-quake’ of
‘Plan a trip to space at A quake on Mars was observed in May 2023 of
magnitude 4.7
a cost of Rs 6 crores.’ magnitude 4.7 which lasted for more than 6 hours.

The quake showed that the crust of Mars is
approximately 70% thicker than the earth’s crust. The Martian crust is in between 42 to
56 km thick. The data of measurement was from NASA’s InSight lander which is a stationary
seismometer. Seismologist Doyeon Kim of ETH Zurich said that they were lucky that they got
this quake which showed that mars’ crust is thicker than the earth and the moon. Even it is
inconsistent on the planet itself.

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