Tag: Astronomer’s Telegram

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February 18, 2015

AAVSO Alert Notice 508: Nova Scorpii 2015 = PNV J17032620-3504140

AAVSO Alert Notice 508 Nova Scorpii 2015 = PNV J17032620-3504140 February 17, 2015 Event: Nova Scorpii 2015 = PNV J17032620-3504140 Discovered by: Tadashi Kojima, Gunma-ken, Japan…

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September 20, 2012

AAVSO Alert Notice 470: Symbiotic Variable V4018 Sgr in Outburst

AAVSO Alert Notice 470: Symbiotic variable V4018 Sgr in outburst September 20, 2012 The symbiotic variable V4018 Sgr is undergoing an outburst, according to observations reported…

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Recommended Astronomy DVDs, Blu-Rays and 4K UHD Blu-Rays
Updated: January 14th, 2025. Stuck for something to watch on TV of an evening? Then why not load up an astronomy or […]
4-Billion-Year-Old Relic From the Early Solar System Is Headed This Way
NASA's Hubble Space Telescope has determined the size of the largest icy comet nucleus ever seen by astronomers. The […]
Hubble Space Telescope Finds the Most Distant Star Ever Seen
The NASA/ESA Hubble Space Telescope has established an extraordinary new benchmark: detecting the light of a star that […]
The Lessons Learned From a Simulated Asteroid Strike Over Europe
In an alternate reality playing out at this year’s international Planetary Defense Conference, a fictional asteroid […]
Teachers: Apply Now to the ESA Teach With Space Online Conference
Register now for ESA’s first-ever virtual teacher conference! Over the course of three days, from 6 to 8 July 2021, ESA […]
First Panoramic View of Mars at Perseverance Rover Landing Site
NASA’s Mars 2020 Perseverance rover got its first high-definition look around its new home in Jezero Crater on Feb. 21, […]
NASA’s Webb Telescope Will Show Us More Stars at Higher Resolution
...And Here’s What That Means for Astronomy... Early observations of stars in the local universe will pave the way for […]
Animations of NASA’s Mars 2020 Perseverance Rover Landing
This video depicts key events during entry, descent, and landing that will occur when NASA’s Perseverance rover lands […]
NASA Is Providing Spanish-Language Coverage for the Livestream of the December 14 Solar Eclipse
NASA will provide live coverage on Monday, Dec. 14, of a solar eclipse that will pass over South America, treating […]
NASA Names Artemis Team of Astronauts Eligible for Early Moon Missions
NASA has selected 18 astronauts from its corps to form the Artemis Team and help pave the way for the next astronaut […]

The Sun Now (Visible light)		The Sun Now (H-Alpha light)

Aurora Oval (Northern Hemisphere)		Aurora Oval (Southern Hemisphere)