Merrillville Community Planetarium
Bringing the Universe to the Merrillville Schools and Northwest Indiana


Life in Ultra-Dry Desert

Harsh environments on Earth are surprisingly teeming with life forms. The driest, non-polar desert on Earth is the Atacama Desert in Chile.

Jet Stream in Earth's Core


Global Climate Heats Up

The World Meteorological Organization has recorded and analyzed global climate for the 2011-2015 period and discovered it was the warmest ever recorded for every continent except Africa.

Land Loss from Oil Spills

In 2010, during the 2010 BP Deepwater Horizon oil spill in the Gulf of Mexico, damage to sea life was widespread.


An unusual and quite beautiful optical phenomenon seen mostly by airplane flyers is commonly called glory, also known as an anti-corona or pilot’s bow.

Earth's Wobble

The axis of Earth is an imaginary line that runs through the planet from the North Pole to the South Pole. Earth spins on its axis.

Antarctic Ice Shelf

Surrounding Antarctica are huge ice shelves. They extend from the shoreline out over the ocean.

New Ocean Floor Map

An international team of scientists developed a new map of the ocean floor that is based on Earth’s gravity field.

Climate Change in Lakes

Using more than 25 years of satellite data of temperature and ground measurements of 235 lakes on 6 continents, NASA and the National Science Foundation-funded study has studied more than half of the


Airglow is luminous or glowing layer or layers in Earth’s upper atmosphere. It can be seen in visible, or in infrared light. Airglow is always present and can be seen from anywhere on Earth.

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