The best of 2012: From Mars to Space Ex to millions of diverse exoplanets! December 31
This year, "Curiosity" rover arrived safely on Mars and is making its way to the stream beds of Mt. Sharp, looking for life-supporting environmental conditions of the distant past. All points to years of data and discoveries; the success [...]

Every star has its planet; so imagine billions and billions of planets. December 24
The closest star to the earth (not our Sun, of course) looks like it has FIVE planets , an exciting development that opens all sorts of exploration possibilities. Now scientists are saying that virtually every star has planets and that the galaxy must have many potentially habitable earth-sized planets.

Winter is here and it's the end of the world according to the Maya December 17
This Wednesday marks the start of the Saturnalia celebrations. Saturnalia, the Roman mid-winter festival, was used by early Christians to hide their celebration of the Nativity. This Friday, at 6:12 , earth is the farthest away from the sun as possible in its orbit, marking the start of winter.

Mercurial Ice and a Gigantic Black Hole December 10
Astounding! Water on the planet closest to the Sun? According to NASA , Mercury's surface temp is -297 to 800F at the equator diurnal. But, like our moon, because of its axial verticality, craters at the poles remains in the shadow and are cold enough to retain water ice.

Sunrise – Sunset: A Trick of Time December 3
The earliest sunset of the year is this Friday at 4:35 pm and after a week or so, sunsets are starting to come later. It can be confusing, but Pitts reminds us not to be fooled by this trick of earthly time, because sunrise continues to come later each morning until January 4. So, what about the solstice?

Watching the Dance of the Planets November 26
For the next two weeks every early morning you will be treated to a celestial choreography.

A Planet Hunting Telescope Still Adding Information Since 2009 November 19
Now that the Kepler telescope has completed its primary mission, it goes on extended mission. From now until 2016 it will continue its original mission and will try to ID earth like planets.

Fewer new stars in the universe and black holes are "burping" November 12
Is the universe running out of energy? It might be one of the explanations for the steep decline in stellar production. The universe is only producing 3% of the stars galaxies were producing 11 and 9 billion years ago.

Mars Rover update November 5
Mars Rover Curiosity is coming up with some soil samples from the red planet that are decidedly martian, but also found in Hawaii.

Fall is half-way over, so make way for winter October 29
The mornings are getting darker so get ready for the time change and the half-way point between the start of fall and the start of winter.

We’ve heard of binary star systems, but how about a quadruple star system? October 22
When we first watched two suns set on the fictional planet Tatooine, featured in Star Wars, we never imagined it would become a reality.

Get ready for a New Moon October 15
The night sky will showcase a New Moon on Monday, but by the time this moon is full it will become the Hunters Moon, which follows the Harvest Moon after the autumnal equinox.

Unraveling the mysteries of black holes October 8
Astronomers find out more about a super massive black hole 50 million light years away from Earth.

Art exhibit shines light on the night sky October 1
Join Derrick Pitts as he shines a spotlight on the night sky

A harvest moon will brighten the night sky September 24
Get ready for a bright harvest moon and plenty of planets to be seen.

Summertime is running out! September 17
Fall is in the air and don’t miss International Observe the Moon Night.

Help NASA name an asteroid September 10
NASA is playing the name game and they need your help!

Finding the Sweet Spot in Space September 3
Finding a molecule that is the building block of life in space and remembering Neil Armstrong.

Is Planet Earth Really a Sphere? August 27
Planet Earth looks like a perfect sphere from outer space, but looks can be deceiving.

International Space Station Going Strong August 20
Russian and Japanese astronauts are visiting International Space Station to help continue its mission.

What’s Next for Mars Rover Curiosity August 13
Find out what’s next for Mars Rover Curiosity, which traveled 350 Million miles last week and landed safely on the surface.

Mars Rover Curiosity Landing is a Success August 6
Mars Rover Curiosity landed successfully at Gale Crater on Mars early this morning.

Explore Mars with NASA Rover Curiosity July 30
NASA Rover Curiosity will touch down on Mars this Monday in a way never attempted before.

The Summer Sky July 23
The summer sun and some great planets to be seen in the night sky.

It’s the Anniversary of the First Manned Mission to the Moon July 16
Forty-three years ago today humans first stepped on the moon’s surface.

Venus and Jupiter Light Up the Night Sky July 9
Venus and Jupiter light up the night sky and solar flares are getting more intense.

Summer’s not over yet, is it? July 2
It may feel like the middle of summer, but we are really hurdling towards fall in astronomical terms.

Voyager 1 and Voyager 2 Still Kicking June 25
Voyager 1 and Voyager 2 are testing the boundaries of our solar system.

Let’s Celebrate the Official Start of Summer June 18
Enjoy the Summer Solstice on June 20th, when the sun is at it’s highest point in the sky all year.

When Galaxies Collide June 11
In 4 billion years a neighboring galaxy will collide with the Milky Way, while a newly discovered planet continues to evaporate.

Don't Miss the Transit of Venus! June 4
The Transit of Venus is upon us, so don't miss your only chance to see this rare event!

First Commercial Space Flight Supplies ISS May 28
First commercial space flight supplies ISS and the Transit of Venus is getting closer.

Begin your Summer with the Transit of Venus May 21
Venus positions itself for a transit on June 5th, 2012.

A Solar Eclipse is Coming! May 14
A solar eclipse is coming! Unfortunately it’s not likely you’ll see it.

Don’t Miss ISS in the Night Sky May 7
Don’t Miss International Space Station in the Night Sky!

It’s a bird! It’s a plane! No, it’s SUPER-MOON! May 2
This Saturday, the moon will appear a bit larger and 16 percent brighter than other full moons this year – a super moon.

We’re half-way to summer! April 30
We’re half-way to summer and don’t miss Venus in a very special place in the night sky.

Become an Amateur Astronomer April 23
Become an amateur astronomer during the Philadelphia Science Festival this week.

What's Normal About a Black Hole? April 16
North Korea failed to join the club of space nations and a normal black hole has been discovered in a galaxy far, far away.

Can you trust your watch to tell you when it’s noon? April 9
When your watch says noon and you see the sun high in the sky, is it really noon?

What’s the Deal with Red Dwarf Stars? April 2
Red Dwarf Stars are the most numerous in the galaxy, but are they warm enough to spur on life?

A Party of Planets in the Night Sky March 26
Don’t miss the night sky with brilliant Jupiter and Venus stealing the show.

Reaching the Peak of the Solar Cycle March 19
Are recent solar flares cause for concern as we approach the peak of the solar cycle?

Stars Stuck on the Spin Cycle March 12
Can stars that are spinning incredibly fast simply stop?

The Great Escape from Black Holes March 5
Is there a way to escape being sucked in a black hole, never to be seen again? New research suggests that some material is escaping.

What Does Leap Day Have to Do with Astronomy? February 27
What does leap day mean in astronomical terms?

How will Cuts to NASA’s Budget Effect the Space Program? February 20
How will cuts to NASA’s budget effect the space program?

Tiny Moons and Supermassive Black Holes February 13
Moons so small they are actually invisible.

Binary Star Systems February 6
What do you call a planet orbiting two stars?

Are Martians Invading Earth? January 30
Are Martians invading the Earth? If so, where are they?

Feeling Around in the Dark January 23
Astronomers are training their telescopes on the most distant reaches of the universe, but what will they find?

A Fast Solar Spin Cycle January 16
Scientists have discovered a star spinning at 100 times the rotation velocity of our sun. That’s fast!

Superstitions abound in 2012 January 9
For those of you fearful of the number 13, you may have a tough time in 2012.

Long Dark Mornings January 2
This week residents in the Delaware Valley will experience the latest sunrises of the entire year.