Comet Catalina Suggests Comets Delivered Carbon to Rocky Planets

SOFIA found that Comet Catalina is carbon-rich, suggesting comets could have been an essential source of…

ISS Daily Summary Report – 3/05/2021

United States On-orbit Segment (USOS) Extravehicular Activity (EVA) #72 – ISS Upgrades III: Today, EV1 Kate…

Observations Around Solar System With Parker Solar Probe’s 7th Solar Encounter

During Parker Solar Probe’s seventh swing by the Sun, celestial geometry posed a special opportunity. The…

Hypergiant Star Canis Majoris

This artist’s impression of hypergiant star VY Canis Majoris shows the star’s vast convection cells and…

Hubble Beholds a Big, Beautiful Blue Galaxy

NGC 2336 is the quintessential galaxy — big, beautiful, and blue — and it is captured…

NASA Awards Mars Ascent Propulsion System Contract for Sample Return

NASA has awarded the Mars Ascent Propulsion System (MAPS) contract to Northrop Grumman Systems Corporation of…

ISS Daily Summary Report – 3/04/2021

Payloads Exploration Environmental Control and Life Support System: Brine Processor System (BPA): The crew installed the…

Hubble Solves Mystery of Monster Star's Dimming

Last year, astronomers were puzzled when Betelguese, the bright red supergiant star in the constellation Orion,…

Hubble: 30 Years and Counting

It’s March 2021 and in about another month the Hubble Space Telescope will celebrate 31 years…

NASA to Provide Update on Perseverance ‘Firsts’ Since Mars Landing

Since NASA’s Mars 2020 Perseverance rover touched down at Jezero Crater Feb. 18, mission controllers have…