Posts in category

# Math Problems

### City in the sky: A cheaper space station from Bigelow

Vocabulary • BA-2100: A Bigelow module. Volume: 2,100 m3. Weight: 100 mT. Crew: 16, Cost: \$500M. • BA-330: A Bigelow module. Volume: 330 m3. Weight: 25 mT. Crew: 6. Cost: \$125M. • Falcon Heavy: An expendable launch vehicle from SpaceX. Payload: 53 mT. Cost: \$150M. • Propulsion Bus/Docking Node (PB/DN):  A unit used to reboost the space station due …

### It’s a bird! It’s a plane!  No…it’s a spaceplane!

Vocabulary • Latitude: The number of degrees north (or south) from the equator. • Orbital Altitude: The height above Mean Sea Level of an orbiting spacecraft. • Orbital Inclination: The angle that an orbit makes as it crosses the equator. Narrative Across the pond is an innovative rocket company that toils away in relative obscurity …

### Delta V and the GRAVITY of the situation

In the recent film release, “Gravity,” astronauts are left stranded at the Hubble Space Telescope (HST) after a pretty horrific accident. Since one of the astronauts was wearing a Manned Maneuvering Unit (MMU), they used the nifty apparatus to get to the International Space Station (ISS). We like this movie, even though many space blogs …

### Can SpaceShipTwo fly up to space?

Vocabulary • Parabola: The graph of a quadratic equation, which for this project is in the shape of an upside-down capital “U” • Quadratic Equation: The equation that creates a parabola when graphed • Vertex: The maximum (or Minimum) point on a parabola Narrative If a baseball is thrown into the air to another ball …