Keyword: Telescopes

Briefs: Photonics/Optics
The design may enable miniature zoom lenses for drones, cellphones, or night-vision goggles.
Application Briefs: Sensors/Data Acquisition
The Earth Imaging Spectrometer instrument is heading to the International Space Station (ISS) in 2022.
Briefs: Semiconductors & ICs
The technology could boost quantum computers and other superconducting electronics.
Application Briefs: Manufacturing & Prototyping
Once installed at Las Campanas Observatory in the Chilean Andes, the Giant Magellan Telescope (GMT) will introduce incredible opportunities for astrophysics.
Technology Leaders: Photonics/Optics
Highly technical glass-ceramic delivers optical precision at nanometer scale.
Application Briefs: Test & Measurement
NASA and the Korea Astronomy and Space Science Institute (KASI) recently tested a new way to see the Sun
NASA Spinoff: Electronics & Computers
Isolators used to control semiconductor manufacturing keep the James Webb Space Telescope steady.
Articles: Test & Measurement
The characteristics of hybrid drives present a practical solution when a position needs to be detected with high precision
Briefs: Imaging

Scientists at the University of Sheffield have been working with HiPERCAM, a high-speed, multicolor camera, which is capable of taking more than 1,000 images per...

Application Briefs: Test & Measurement

In the middle of the Pacific Ocean, Hawaii Island is surrounded by thousands of miles of thermally stable seas. The 13,796-foot Maunakea mountain summit has no nearby ranges to roil the upper...

Briefs: RF & Microwave Electronics

Innovators at NASA’s Glenn Research Center have developed a hybrid telescope antenna system — Teletenna — to deliver high-data-rate communication over great distances. Teletenna has...

Briefs: Motion Control
Precision Low-Speed Motor Controller

Innovators at NASA Johnson Space Center have developed a method for controlling precise motion of a brushless DC (BLDC) motor using relatively inexpensive components. Precision motors are usually quite expensive and inefficient when operating at slow speeds. Current motors are only capable of operating at...

Application Briefs: Photonics/Optics

The Large Synoptic Survey Telescope (LSST), under construction atop 8,737-foot El Peñón peak in northern Chile, is a partnership project of the National...

Articles: Test & Measurement

For six decades, NASA has led the peaceful exploration of space, making discoveries about our planet, our solar system, and our universe. At home, NASA research has made great advances in aviation,...

Briefs: Photonics/Optics

Rice engineers have developed a wide-field microscope thinner than a credit card, small enough to sit on a fingertip and capable of micrometer resolution over a volume of several cubic millimeters.

Articles: Sensors/Data Acquisition

The term Space Imaging covers a wide variety of mission types and technologies.

Articles: Test & Measurement

It's tough to trust measurements from instruments when you don't have a clear understanding of how their sensitivity and accuracy are derived, and many times infrared cameras fall in this category. In...

Briefs: Motion Control

The James Webb Space Telescope will be the most powerful space telescope ever built. With a 21-foot diameter, the telescope’s primary mirror is six times larger than the one used by...

Briefs: Motion Control

Origami has once again inspired engineers at NASA’s Jet Propulsion Laboratory (JPL). Besides aesthetic beauty, the Japanese tradition of paper-folding addresses a persistent problem...

Briefs: Mechanical & Fluid Systems
Electrochemically Enhanced Mechanical Polishing of Optics

NASA’s Marshall Space Flight Center astrophysicists are developing better instruments to measure high-energy X-rays zipping about space when viewed from above the Earth’s atmosphere. Scientists at MSFC adapted a novel method for material removal and super-polishing to the mandrel...

Briefs: Test & Measurement
Wallops Arc-Second Pointer (WASP)

The Wallops Arc Second Pointer (WASP) is a balloon-borne attitude control system capable of pointing a telescope or instrument with accuracy and stability down to the arc second, or 1/3600 of a degree of angular measurement. When a high-powered telescope is integrated with WASP, it provides a highly precise...

Briefs: Manufacturing & Prototyping
Diffusion-Bonded CVC SiC for Large UVOIR Telescope Mirrors and Structures

In 2012, the National Research Council called for a new generation of astronomical telescopes to enable discovery of habitable planets, facilitate advances in solar physics, and enable the study of faint structures around bright objects by developing high-contrast imaging...

Briefs: Photonics/Optics
Compact, Lightweight, Athermal, Nanocomposite Telescopes with Freeform Optics

Small space missions such as CubeSats frequently require telescopes with highly sophisticated optical systems that are also low in mass and cost. The very limited spacecraft volume and mass limits also preclude adjustments to maintain critical alignment with change in...

Application Briefs: Photonics/Optics
HEIDENHAIN Corporation
Schaumburg, IL
www.heidenhain.com

Scientists know surprisingly little about what happens on the Sun. Solar researchers want to change this with...

Briefs: Manufacturing & Prototyping
Improved Two-Step Replication Process for Producing Precision Optical Mirrors

Production of precision optical mirrors by replication requires molds or mandrels of the complementary shape. For example, replicating a concave mirror requires a convex mandrel. Convex shapes are difficult to fabricate and test since they do not focus light. Convex...

Briefs: Imaging

NASA's Langley Research Center has developed an aircraft-based turbulence and vortex detection system. Turbulence and vortices in the front-flight path are very dangerous for...

Briefs: Imaging

In dark environments, it is often difficult to get a clear, high-quality image. To address this problem, a method was developed for spherically curving the flat image sensors...

Who's Who: Data Acquisition

NASA’s Planetary Defense Coordination Office (PDCO), managed at NASA Headquarters in Washington, D.C., is responsible for early detection of...

Briefs: Photonics/Optics

After more than 16 years of operation, NASA’s Earth Observing–1 (EO-1) spacecraft was decommissioned on March 30 of this year. The Advanced Land Imager (ALI) developed by...