Right now Chandra is peering into the Sagittarius constellation. About 3,000 light years away, the Red Spider Nebula is also located there.

Today's observation: 17 hours 30 minutes
Right now Chandra is peering into the Sagittarius constellation About 3000 light
The explosion that created the beautiful Kepler supernova remnant was seen in 1604 by the object's namesake and many others.

Want to know more? [ S.si.edu Link ]
The explosion that created the beautiful Kepler supernova remnant was seen in
Mihir Nandan
Shakir Ahsan Romeo
New image of Jupiter's south pole as seen by NASA's Juno spacecraft from an altitude of 32,000 miles (52,000 kilometers). Oval features are cyclones up to 600 miles (1,000 kilometers) across! [ Go.nasa.gov Link ]
New image of Jupiters south pole as seen by NASAs Juno spacecraft
Russell Aaron Smith
Sean Coakley
Melissa Brunet Hartwig
Supernova remnant Puppis A: The remains of a supernova explosion that would have been visible from Earth about 3700 years ago.

Want to know more? [ S.si.edu Link ]
Supernova remnant Puppis A The remains of a supernova explosion that would
Lisa Borrell
Only 16,000 light years away from Earth, this supernova remnant was left behind when a massive star exploded in Carina.

Want to know more? [ S.si.edu Link ]
Only 16000 light years away from Earth this supernova remnant was left
Gobinda Bose
Donald Lehner
Lisa Borrell
The Crescent Nebula: Live Fast, Blow Hard and Die Young. Massive stars lead short, spectacular lives.

After only 4.5 million years (one-thousandth the age of the Sun), the star responsible for this nebula began its headlong rush toward a supernova catastrophe. [ S.si.edu Link ]
The Crescent Nebula Live Fast Blow Hard and Die Young Massive stars
Yaowen Chang
Today Chandra is viewing a major magnetar outburst. This joint observation with NASA NuSTAR is intended to test detailed physical models of magnetars. Today's observation: 4hr 10 min
Today Chandra is viewing a major magnetar outburst This joint observation with
Godthatfailed Sos
Antonio Navas Ruiz
Black hole outbursts cause cavities so large, they would be able to contain the entire Milky Way galaxy and then some!

Want to know more? [ S.si.edu Link ]
Black hole outbursts cause cavities so large they would be able to
Lisa Borrell
Mihir Nandan
About 390 million light years away in the Pegasus constellation, 2 galaxies are on their second pass toward a collision.

Want to know more? [ S.si.edu Link ]
About 390 million light years away in the Pegasus constellation 2 galaxies
Olaf Laux
Vincent Bayer
Mihir Nandan
Right now Chandra is gazing at Jupiter. If Earth was the size of a nickel (21mm), Jupiter would be about as big as a basketball!
Right now Chandra is gazing at Jupiter If Earth was the size
At the center of spiral galaxy M81 lies a supermassive black hole about 70 million times more massive than the Sun.

Want to know more? [ S.si.edu Link ]
At the center of spiral galaxy M81 lies a supermassive black hole
Gary Fox
Riquix Kross
Tifa Kippa
About 3.5 billion light years from Earth, Pandora's Cluster. This system is so named because of the wide variety of structures found here, including one of the most complicated and dramatic collisions between galaxy clusters ever seen!

Want to know more? [ S.si.edu Link ]
About 35 billion light years from Earth Pandoras Cluster This system is
Enrique Gonzalez
Enrique Gonzalez
Yaowen Chang
Right now Chandra is looking in on the beautiful supernova remnant, Cassiopeia A. Today's observation: 13 hours and 53 minutes. Science!
Right now Chandra is looking in on the beautiful supernova remnant Cassiopeia
Gobinda Bose
Abhijnan Dutta
Deep Deep
Formed from a violent collision of massive galaxy clusters, Abell 520 is located about 2.4 billion light years from Earth. This image shows the distribution of dark matter, galaxies, and hot gas in the core of the merging galaxy cluster.

Want to know more? [ S.si.edu Link ]
Formed from a violent collision of massive galaxy clusters Abell 520 is
Icemoon theory
Gobinda Bose
Gobinda Bose
If this cricket ball was made of neutron star material it would weigh about 20 trillion kg, or about 40x the estimated weight of the entire human population!

Want to know more about the remarkable properties of neutron stars? [ S.si.edu Link ]
If this cricket ball was made of neutron star material it would
Michael Johns
Rakesh Mallick
Vanshree Bhalotia
This pulsar, a spinning neutron star, zooms through Carina at 2.5-5 million mph. Jet stretches for 37 light years!

Want to know more? [ S.si.edu Link ]
This pulsar a spinning neutron star zooms through Carina at 255 million
David Black
Duncan Gallagher
Christopher Calle
In honor of Mother's Day: The Cassiopeia constellation and its most famous object, the Andromeda galaxy. Named by the ancient Greeks after the well-known mother & daughter of myth.
In honor of Mothers Day The Cassiopeia constellation and its most famous
Chandra X-ray Observatory
Daniel J Solan
Mihir Nandan
A massive star is triggering star formation in Cepheus B, a cloud of molecular hydrogen just 2,400 light years from Earth.

Want to know more? [ S.si.edu Link ]
A massive star is triggering star formation in Cepheus B a cloud
Thalia Rose
Mihir Nandan
News: It's hard to push around a supermassive black hole, but this renegade behemoth may be on the move thanks to the merger of two, smaller supermassive black holes!

[ Chandra.si.edu Link ]
News Its hard to push around a supermassive black hole but this
A neutron star spews high-energy particles into space as it zings through the Jellyfish Nebula 5,000 light years from Earth.

Want to know more? [ S.si.edu Link ]
A neutron star spews highenergy particles into space as it zings through
Marty Lester
Vincent Bayer