Friday, December 3, 2021

SpaceX vs. NASA: Who Will Get Us to the Moon First?

12/03/2021

NEWS & FEATURES

Exoplanets with topsy-turvy orbits found around inconspicuous star
Brett Addison after ESO/L. Calçada

Exoplanets with topsy-turvy orbits found around inconspicuous star

Astronomers have discovered a system in which the planets' orbits are nearly perpendicular to each other.

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Snapshot: Hubble's catch of the day
NASA, ESA, and J. Tan (Chalmers University of Technology); Processing; Gladys Kober (NASA/Catholic University of America

Snapshot: Hubble’s catch of the day

The Prawn Nebula floats in the cosmic deep.

2022 Calendars 
Chilean rocks aid the search for life on Mars
sunsinger via Shutterstock

Chilean rocks aid the search for life on Mars

Scientists prepare to probe other planets by combining different ways to detect signs of life.

Iodine propulsion systems take flight in space
Courtesy ThrustMe

Iodine propulsion systems take flight in space

Iodine-based ion propulsion could power small satellites and help solve our space junk problem.

Ask Astro: Can a black hole form without a parent star?
ESO/M. Kornmesser

Ask Astro: Can a black hole form without a parent star?

Can a black hole form without a parent star?

OBSERVING

The sky this week
Giuseppe Donatiello (Flickr)

The sky this week

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

PICTURE OF THE DAY

Future stars
Fernando Menezes from Munhoz, Brazil

Future stars

The Lagoon Nebula, also known as Messier 8, is a huge emission nebula in the constellation Sagittarius the Archer. Eventually, several thousand stars will form from the gas in this region.

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Scientist Pankaj

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