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Introduction

Our Mission

  • We Are Multi-Mission

    We help humanity explore the universe with advanced space telescopes and ever-growing data archives.

    Collage of artist illustrations of STScI missions
  • We Further Scientific Research

    We envision, define, and operate missions that offer cutting-edge research opportunities for the astronomical community.

    Helix Nebula (NGC 7293)
  • We Inspire Through Outreach

    We share scientific knowledge of the universe in ways that inspire, excite, challenge, and educate.

    A group of students looking at the sky through eclipse glasses.

Recent News

Institute Announcements

Current

Press Releases

Events

  • JHU/STScI Fall Colloquium: Presentations from Postdocs

    14 Oct 2026

    Presentations from Sammy Hasler (STScI), Sofia Savvidou (STScI), Vishal Tiwari (STScI), and Tobin Wainer (STScI).  

  • JHU/STScI Fall Colloquium

    21 Oct 2026

    Abstract is forthcoming. Speaker: Anthony Piro (Carnegie Science)

  • Webb Office Hours

    Promotional image for Webb Office Hours
    22 Oct 2026

    The JWST User Community is invited to call into Webb Office Hours to ask questions and directly interact with a team of STScI JWST experts via WebEx. We welcome questions about the...

About the Institute

STScI's Astronomical Imagery Slideshow

Now showing slide 1 of 10

Spiral Galaxy NGC 1300

Spiral Galaxy NGC 1300

NGC 3627

NGC 3627

Bug Nebula

A dying star shrouded by a blanket of hailstones forms the Bug Nebula (NGC 6302).

Small Magellanic Cloud

Small Magellanic Cloud

Stephan's Quintet

Stephan's Quintet

Faint glow within galaxy clusters

Faint glow within galaxy clusters

Supernova Remnant 0509-67.5

Supernova Remnant 0509-67.5

Horsehead Nebula (Infrared)

Horsehead Nebula (Infrared)

Heart of the Tarantula Nebula

Heart of the Tarantula Nebula

Westerlund 2

Westerlund 2