See what else February’s issue has to offer. A little red sun in Leo was once the least luminous star known. Here’s how to improve your chances of seeing and photographing the aurora borealis. These simple processing tips can transform your astrophotos from bland to beautiful. The James Webb Space Telescope has revealed a surprisingly rich treasuretrove of black holes in the early universe. Meet R Leonis and its next-door neighbor, X Leonis.Ī neglected corner of the Moon contains interesting surprises under the right lighting. Here are three new ways to see the brightest stars of Auriga. Use the AAVSO’s website to create finder charts for your favorite variable stars. Star KIC 8462852, or Boyajians star (also nicknamed 'Tabbys star,' for astronomer Tabetha Boyajian, who led the team that first detected the stars fluctuations), has demonstrated an irregular. The American Association for Variable Star O bservers Watch the Dark Energy Spectroscopic Instrument’s 5,000 robotic positioners in action.Ĭheck out this ebook version of Observing Ring Galaxies by Jimi Lowery and Alvin Huey.

The Dark Energy Spectroscopic I nstrument in Action

Read about the International Telecommunication Union attempts to stem the massive influx of filings for new satellites. Try this technique when photographing targets that don’t fit in your telescope’s field of view. Here’s a selection of planetary nebulae that you can snag from most any location. The Emirati orbiter is giving us a big-picture view of the Red Planet’s atmosphere.Īstronomers are peering into space - and into the past - to map the cosmos.Ī quarter century ago, far-off supernovae upended our expectations for the fate of the universe.įeast your eyes on a selection of targets at more southerly latitudes.ĭriveway Planetaries for the Winter and Spring While DESI captures 100,000 spectra per night to create its massive map, we show readers how to use their existing setups to capture targets that don’t fit in their current telescope’s field of view. To offer our readers some context, we also go into the history of the mysterious repulsive force and how it was discovered. Scientists intend to use this map to unravel the secrets of dark energy. And while we’re still talking big picture, the Dark Energy Spectroscopic Instrument (DESI) survey has set out to map the entire universe in 3D and shine a light on the history of the cosmos. The Hope spacecraft is obtaining a comprehensive view of the Martian atmosphere and answering questions about the Red Planet’s climate and weather. In the February issue of Sky & Telescope, we go behind the scenes of the United Arab Emirates Hope Mission to Mars. Buy This Issue Hope at Mars, Mapping the Cosmos, and Dark Energy

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