BBC Sky at Night Magazine - 2021-02-17

• Chasing the Northern Lights Now is a great time to search for the aurora. Discover the science behind the phenomenon here
• Homeward bound from Bennu
• Galileo and the nature of observatio­n
• Altair Hypercam 26C APS-C colour 16-bit camera
• Finding Vesta Uncovering the ‘Celestial Police’ and the asteroids they discovered
• The Sky Guide challenge
• Inside The Sky at Night
• Comets and asteroids
• Q&A: a Mars scientist
• Deep-sky tour
• Binocular tour
• The big three
• Cutting edge
• Field of view
• Processing
• Explainer
• Two cosmic giants are among the brightest objects in the Universe
• Biden’s NASA still on course for the Moon
• Our neighbourh­ood black hole
• Colour skies?
• Asteroid adventurer­s
• Vesta at opposition
• PICK OF THE MONTH
• Vallis Rheita is formed by a crater-chain rather than a true geological valley
• Galileo the polymath
• A message from the stars
• Make your own Galilean telescope
• Step by step
• Step by step
• Pro Pack camera tracking mount
• Not Necessaril­y Rocket Science
• Interview with the author Kellie Gerardi
• A History of the Universe in 100 Stars
• The Mission
• Until The End Of Time
• THE SOUTHERN HEMISPHERE

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