This Web site contains multimedia educational presentations on the Sun and its effects on the Earth. The central part is a presentation on the Sun designed to be given in the classroom (though students could also go through it at a workstation). There are three versions of the presentation: a high school, middle school, and upper elementary school. Each contains between 30-60 slides, many of which ... Full description.

In this interactive laboratory, you'll investigate for yourself how fast several galaxies are moving. Galaxies are so large, and so far away, that you could never see them move just by looking -- even if you looked for a whole lifetime through the most powerful telescope! Fortunately, there is a way to detect the motion of a galaxy: By examining the spectrum of light from a galaxy, you can determine ... Full description.

This article describes the impact of the Hubble Space Telescope during the past 20 years, its many servicing missions, the public?s favorite images, the top science findings, and the man for whom the telescope is named. The Star Witness News articles are science content readings for upper elementary to middle school students. Current Hubble science content is presented at a grade-appropriate level ... Full description.

In this activity, students get a feel for how astronomers measure the altitude, or height above the horizon, of a star or any object by building a simple sextant. Students can also build a sundial (using a project developed by Marshall's Space Academy). Full description.

This service answers users questions on a wide variety of topics in high-energy astronomy. Questions are answered by scientists within the Lab for High-Energy Astrophysics at NASA/GSFC. An archive of questions and answers are categorized by topic for users to browse. Suggestions for additional information resources are also provided. Full description.

This Hubble Space Telescope image shows the tip of a huge pillar of star birth in a turbulent stellar nursery called the Carina Nebula. Nestled inside this dense structure are fledgling stars. They cannot be seen in this image because they are hidden by a wall of gas and dust. The accompanying classroom activity In Search of?Star Birth is designed for use as an introductory inquiry classroom activity. ... Full description.

This article features the Early Release Observations following SM4. The Star Witness News articles are science content readings for upper elementary to middle school students. Current Hubble science content is presented at a grade-appropriate level and includes definitions of unfamiliar terms and a set of discussion questions with answers. The articles are based on Hubble press releases, which are ... Full description.

This article highlights the schools? and student work selected as the best collages in an interdisciplinary Classroom Collage Activity sponsored by the Office of Public Outreach at the Space Telescope Science Institute. An image showing the SM4 astronauts with the winning collages is included. The Star Witness News articles are science content readings for upper elementary to middle school students. ... Full description.

This article encourages students to find Amazing Space resources related to the International Year of Astronomy (IYA) Object of the Month. The Star Witness News articles are science content readings for upper elementary to middle school students. Current Hubble science content is presented at a grade-appropriate level and includes definitions of unfamiliar terms and a set of discussion questions with ... Full description.

This Hubble Space Telescope image reveals a small region inside the massive globular cluster Omega Centauri, which boasts nearly 10 million stars. This colorful assortment of 100,000 stars residing in the crowded core of the cluster is one of the first images taken by the new Wide Field Camera 3. The accompanying classroom activity In Search of ? Stellar Evolution is a curriculum support tool designed ... Full description.