APT 26.0.2 released

Please note that APT 26.0.2 has been released on May 14, 2018. This version of APT is a major JWST release. Please use this version of APT for your programs. Click here to download. APT 26.0.2 contains the following changes

JWST beset by another problem as Northrop Grumman revamps training

From Stephen Clark, Spaceflightnow, May 8th, 2018: Engineers working on the James Webb Space Telescope, which had its launch delayed to 2020 earlier this year, recently discovered another problem during testing at the observatory’s prime contractor Northrop Grumman in Southern

ETC Version 1.2.2 Released

The JWST Exposure Time Calculator (ETC) version 1.2.2 has been released on March 19, 2018. This is a patch release to the JWST ETC V1.2. The patch release version 1.2.2 includes the following accuracy improvements and features: Residual flat-field errors

MIRISim Released

The MIRI software team is pleased to announce the public release of the MIRI Simulator software package, MIRISim (April 9, 2018). MIRISim has been built, in Python, to simulate the optical path through MIRIM, the MIRI Imager, and both the

More about the Launch Delay

Disappointingly, the JWST launch date had to slip to a worst case of mid 2020. An independent schedule/technical board is currently reviewing the program and will update the launch date indication this May. NASA then will use this launch date

JWST to Reveal Secrets of the Red Planet

The planet Mars has fascinated scientists for over a century. Today, it is a frigid desert world with a carbon dioxide atmosphere 100 times thinner than Earth’s. But evidence suggests that in the early history of our solar system, Mars

TESS — Transiting Exoplanet Survey Satellite

The Transiting Exoplanet Survey Satellite (TESS) is an Explorer-class planet finder. In the first-ever spaceborne all-sky transit survey, TESS will identify planets ranging from Earth-sized to gas giants, orbiting a wide range of stellar types and orbital distances. The principal

JWST’s Launch Window Postponed to May 2020

An official announcement from NASA informs that the Webb Observatory Requires More Time for Testing and Evaluation; a new launch window is under review. The JWST currently is undergoing final integration and test phases that will require more time to

ARIEL Selected as M4 mission by ESA

ARIEL (Atmospheric Remote-sensing Exoplanet Large-survey) is one of the three candidate missions selected by the European Space Agency (ESA) for its next medium-class science mission (M4) due for launch in 2028 (see the official ESA announcement). ARIEL will be an

First article describing an ERS programme published in “astro-ph” to appear in PASP.

The first scientific article describing an ERS programme has been published in “astro-ph”, on March 15th, 2018, and will appear in the Publications of the Astronomical Society of the Pacific.  Jacob Bean and collaborators (among which are included several members