Pic: Bohringer Friedrich

Total Lunar Eclipse – Sharing your event

Total Lunar Eclipse – 31 January 2018 – Sharing your event “Super Moon – Blue Moon – Blood Moon – Copper Moon – Eclipse” A nationwide, crowd-sourced event, co-ordinated by ASI-POEC, aims to make it easier for everyone to find their nearest place where some knowledgable person is showing the Eclipse. The events map will […]

Astrosat Picture of the Month #003

The AstroSat Picture of the Month for November 2017 are the Near-UV (left) and Far-UV (right) images of the Globular Cluster NGC 1851, taken by UVIT on board the ASTROSAT. The FUV image shows only the hottest stars in the cluster. All colours are artificial. (Picture Credits: Annapurni Subramaniam and collaborators ) To download a […]

NGC 2336, APOM2

Astrosat Picture of the Month #002

The AstroSat Picture of the Month for October 2017 is the Near-UV image of the beautiful barred spiral galaxy NGC 2336, taken by UVIT on board the ASTROSAT. The bright spots along the spiral arms are regions of active star formation. (Picture Credits: UVIT Team) To download a high resolution image, see link.    “AstroSat Picture […]

Astrosat Picture of the Month #001

This APOM shows us newly formed star clusters in the dwarf galaxy Wolf-Lundmark-Melotte (WLM), imaged by the Ultra Violet Imaging Telescope on board the ASTROSAT. (Picture Credits: Annapurni Subramaniam) To download a high resolution image, see link.    “AstroSat Picture of the Month” is an initiative of the Public Outreach and Education Committee of the Astronomical […]

Zero Shadow Day

The POEC has created and collected useful resource material on the Zero Shadow Day. For a given place below +23.5 degrees latitude in India, this occurs when the Sun is exactly overhead and hence casts no shadow on a vertical object. This occurs twice a year, once during Uttarayan and once during Dakshinayan. For more […]

Transit of Mercury 2016 – Sharing your event

Featured image © ESO 2013 We thank everyone who was a part of the sharing of the Transit of Mercury – a nationwide, crowd-sourced event co-ordinated by ASI-POEC. The events map will give you a good idea of the coverage. The ASI-POEC is proud to be associated with all of you in making this an […]


अॅस्ट्रोसॅट विषयी कायम विचारले जाणारे प्रश्न (FAQ): (उत्तरे खाली बघा, अधिक माहिती इथे मिळवा) विविध तरंगलांबीमध्ये निरीक्षणे घेऊ शकणारा भारताचा पहिला उपग्रह ‘अॅस्ट्रोसॅट’ हा २८ सप्टेंबर रोजी ISRO द्वारे अंतराळात प्रक्षेपित करण्यात आलेला आहे. एकाच रचनेमध्ये पाच निरनिराळ्या दुर्बिणी असलेला हा उपग्रह पुढे सर्वांना वापरासाठी खुला होणार आहे. न्यूट्रॉन तारे, कृष्णविवरे, उच्च घनतेचे पदार्थ, ताऱ्यांचा […]


ऐस्ट्रोसॅट सम्बंधित प्रायः पूछे जाने वाले प्रश्न (FAQ): Translation by Dr. Divya Oberoi (उत्तर नीचे देखिये। अधिक जानकारी इस लिंक पर मिलेगी.)   अस्ट्रोसैट भारत की सर्वप्रथम बहु-तरंगीय अंतररक्ष वेधशाला है। २८ सितम्बर, २०१५ को इसे इसरो द्वारा अंतररक्ष में प्रक्षेसित सकया गया। इस अनूठी वेधशाला में िांच दूरबीनें हैं। इस सार्वजसनक र्ेधशाला का उद्देश्य […]


Find FAQ in other languages and outreach resources here. 1. Why is ASTROSAT a multi-wavelength observatory ? Supposing we cannot touch a human body but are trying to understand what it is made of solely by looking at the radiation from it. The visible light will tell us about the skin, infrared about the temperature […]

Pluto: A new makeover

6:22:03 am IST; July 15, 2015. Thirteen hours since New Horizon’s close flyby to Pluto and subsequent Radio silence. The spacecraft, after nine and half years of space journey, had reached Pluto flew-by at 12,472km on July 14that about 17:19 hrs IST. To make most of this opportunity scientists had oriented New Horizons towards Pluto […]