Tag Archives: ganti

The Southern Skies

by S. Prasad Ganti Some stars, constellations and galaxies are visible from the northern hemisphere which are not visible or barely visible from the southern hemisphere. Likewise, some stars, constellations and galaxies are unique to the skies as seen from … Continue reading

Posted in September 2022, Sidereal Times | Tagged , , , | Leave a comment

From Hubble to the Webb Space Telescope

by S. Prasad Ganti The first pictures from the James Webb telescope were released recently. The prize comes after decades of hard work by thousands of scientists and engineers and billions of dollars of cost overruns. In the end it … Continue reading

Posted in Mid-summer 2022, Sidereal Times | Tagged , , | Leave a comment

Plasma And Heat Shields

by S. Prasad Ganti Every year between January and March, there is a series of “Science on Saturday” lectures at the Princeton Plasma Physics Laboratory.  These lectures have been virtual for the past two years due to the pandemic. Nevertheless, … Continue reading

Posted in May 2022, Sidereal Times | Tagged , | Leave a comment

The Sun Scientist

by S. Prasad Ganti My tribute to Dr. Eugene Parker, who passed away a few days back. He was a pioneer in the studies of the Sun. His ideas were rejected initially and later gained strength on the finding of … Continue reading

Posted in April 2022, Sidereal Times | Tagged , | Leave a comment

Johnson Space Center

by S. Prasad Ganti On a recent trip to Houston, Texas to attend a friend’s daughter’s wedding, I took the opportunity to visit the Johnson Space Center. It was a good tour of the facility with some space exhibits and … Continue reading

Posted in March 2022, Sidereal Times | Tagged , | Leave a comment

James Webb Space Telescope reaches home

by S. Prasad Ganti The perilous journey on the ground as well as in the space is complete. Continuing our journey with the James Webb space telescope, which was launched on Christmas day at the fag end of 2021. Some … Continue reading

Posted in February 2022, Sidereal Times | Tagged , | Leave a comment

James Webb Telescope

by S. Prasad Ganti It was the most awaited event – launch of the James Webb telescope into space on Christmas day 2021. In development for close to two decades and a hefty price tag of $10 billion. It is … Continue reading

Posted in January 2022, Sidereal Times | Tagged | Leave a comment

The Future of Astronomy

by S. Prasad Ganti Every decade, a survey is conducted in the US to check for the trends in astronomy so that recommendations can be made for projects like building new telescopes. It is called the decadal survey. For this … Continue reading

Posted in December 2021, Sidereal Times | Tagged | Leave a comment

Lucky Lucy?

by S. Prasad Ganti The “Lucy” spacecraft was launched recently on a twelve year mission to visit asteroids. Asteroids are left over remnants from the sculpting of the solar system about four and half billion years ago. Spacecraft in the … Continue reading

Posted in November 2021, Sidereal Times | Tagged , | Leave a comment