Friday, January 28, 2022

Charting the Universe in 3D

01/28/2022

NEWS & FEATURES

Charting the universe in 3D
D. Schlegel/Berkeley Lab using data from DESI

A new instrument called DESI is now mapping more galaxies than every other survey of its kind before it — combined.

6" Saturn Globe 
The Moon's farside has sticky soil, Yutu-2 finds
CNSA

The dirt tends to get stuck to the rover’s wheels in clods, but hasn’t hindered the rover yet.

Solar filters for observing the Sun
Dylan O’Donnel

Whether using a telescope or binoculars, solar filters can help you view the Sun in its best possible light.

Astronomers catch a stellar drive-by
ALMA (ESO/NAOJ/NRAO), S. Dagnello (NRAO/AUI/NSF), NAOJ

An intruding star recently flew past the Z Canis Majoris system, majorly disrupting its disk of gas and dust.

Ask Astro: How much of the universe can we observe?
NASA/ESA

What is the difference between the observable universe and the whole universe?

OBSERVING

The sky this week
Stephen Rahn (Flickr)

Your daily digest of celestial events coming soon to a sky near you.

PICTURE OF THE DAY

Buzzing away
Kevin Sipprell from Minnetrista, Minnesota

The Beehive Cluster (M44), sometimes called the Praesepe, is an open cluster in the constellation Cancer the Crab. It lies 610 light-years away and is easy to spot without optical aid from a dark site.

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