Tag: Sun
The Flame and Horse Head nebulae surveyed by ESO
A spectacular fireworks display to celebrate the New Year offered by ESO. Don’t worry, the iconic constellation of Orion is neither exploding nor burning. The “fire” you see on this…
Scientists have observed the last moments of a red supergiant star for the first time! 10 times larger than the sun
According to the article published in the Astrophysical Journal, researchers from Northwestern University and the University of California have observed the last 130 days of the red supergiant star, 120…
Maximum elongation of Mercury east of the Sun
Interested in what you just read? Subscribe to the newsletter Ephemeris : everything that will happen in the sky in the coming month: what to watch, where to watch? All…
Operation successful: the Webb space telescope will be able to be protected from the Sun
The James Webb Space Telescope team has fully deployed the spacecraft’s sunshade in space, a key step in their preparation for science operations. Next step: the secondary mirror. The sun…
A horse bursting from flames: an iconic image of ESO for the new year!
A spectacular fireworks display to celebrate the New Year offered by ESO. Don’t worry, the iconic constellation of Orion is neither exploding nor burning. The “fire” you see on this…
The tails of comets are never green and we finally know why
Almost 4,000 known comets and probably a lot more. And not one with a green tail! The mystery has long intrigued astronomers. Today, a team experimentally confirms a theory proposed…
Parker Solar Probe, the first space probe in history to come so close to the Sun!
NASA’s Parker solar probe, launched in 2018, aims to study the solar corona, the outer part of the Sun’s atmosphere. It continues to break new records with, this time, its…
The tails of comets are never green and we finally know why
Almost 4,000 known comets and probably a lot more. And not one with a green tail! The mystery has long intrigued astronomers. Today, a team experimentally confirms a theory proposed…
Phototropism: what is it?
Phototropism is the movement curvature of plants caused by the orientation of a source of light. It allows plants, which cannot move, to adapt to their light environment. Phototropism is…
The Geminids, the most beautiful rain of shooting stars of the year, in photos
If you missed the peak of activity of the Geminids, here are some of the most beautiful photos of the meteor swarm that will convince you to keep an eye…