Tag Archives: astronomy

A note on the asterisms forming the nakṣatra-s

In Hindu tradition the ecliptic is divided into 27 parts of which correspond to 27 asterisms known as the nakṣatra-s. In the earliest extant layers of our tradition this number is 28 implying division into sectors of or insertion of … Continue reading

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Āryabhaṭa and his sine table

Everyone and his son have written about Āryabhaṭa and his sine table. Yet we too do this because sometimes the situation arises where you have to explain things clearly to a layman who might have some education but is unfamiliar … Continue reading

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Some astronomical experiments

Our interest in stellar evolution began sometime in the 8th year of our life after reading an old but very readable account by the famed Russian scientist George Gamow. It captivated us beyond words but we had to wait until … Continue reading

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Varoli had just completed the synthesis of the xanthine coupled with hydroxymethyluracil and diaminotriazine to test an interesting hypothesis of Somakhya regarding a particular class of DNA-binding proteins. She was putting in considerable effort to finish it off by the … Continue reading

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An astronomical interpretation of the anaḍvān sūkta

This may be seen as a continuation of this note: Anatomy and heavens in the boomorphic universe. The anaḍvān sūkta is an enigmatic sūkta from the Atharvaveda which falls in the same class as other sūkta-s which describe a “boomorphic” … Continue reading

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svabhāṣāyāṃ śāstrīyā śikṣā

As PDF navame varṣe lūtikā tasyāḥ pañca-varṣīyāyai anujāyai varolyai dravyaśāstram aśikṣayat | lūtikā ‘vadat : “priye varoli dhyānena kārṇārpaṇaṃ kuru | atha vakṣyāmy amla-kṣāra-siddhāntaṃ ca lavaṇīkaraṇasya prayogaṃ ca | purve kāle svastyātreyeṇa+asmadīyena dravyavidā+amla-kṣāra-siddhāntaḥ proktaḥ | kāle ‘smin amla-kṣāra-siddhānto arrheniyas ca … Continue reading

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Remembering Raghunathachari

We do not intend to recount the biography of Chintamani Raghunathachari as it is publicly available to anyone interested in the matter. But our intention is simply to talk a little about his life and times. He lived at a … Continue reading

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