Home (Cancer)
Home  
 
 
Home » Astronomy » Cancer


 

Cancer

Astronomy CanalsCanes Venatici

CANCER
Cancer, the Crab, sprawls across the picture to the left of center.

 


Cancer
Please hover over any star to get more information
Cancer, or the Crab, is one of the constellations of the zodiac. It is a relatively small constellation with mostly faint stars that lies in the northern hemisphere.

Cancer, the Crab, is the fourth and the least distinct zodiacal constellation. Its brightest star, b Cancri, shines at magnitude 3.5. In Greek myths, Cancer represented the sea crab sent by Hera to bite Hercules.

Cancer
Cancer, the Crab is best viewed during the month of March.
Click on image for full size
Windows to the Universe original image ...

Cancer
Abbreviation: Cnc
Genitive: Cancri
Translation: The Crab
Sky Chart
Peoria Astronomical Society Cancer Page
Interactive star chart (Java applet) ...

Cancer (constellation): Encyclopedia BETA
Free Encyclopedia
Index · Browse A-Z ...

Cancer, the crab:
An extremely ancient yet difficult to spot constellation. Cancer represents the crab that Hera sent to distract the hero Hercules and he was fighting the sea serpent Hydra.

Cancer
[Pic] Abbreviation: Cnc English name: Crab Coordinates see Stellar data
IV. sign of zodiac ...

Cancer, from the Uranographia of Johann Bode. At its centre lies the star cluster Praesepe, flanked on the north and south by the stars Asellus Borealis and Asellus Australis.

Jupiter & Cancer take Center Stage in April
Yearly on April Fool's Day, the constellation Cancer stands due south at 8 p.m. local time, reaching its highest point in the sky for the night. The Sun passes within its borders from July 21 to August 11.

Tropic Of Cancer
The Earth showing the Tropic of Cancer at 23.5 degrees north of the equator.
The Tropic of Cancer is a parallel of latitude on the Earth, 23.5 degrees north of the equator.

The Tropic of cancer is a parallel that circles around the Earth at a latitude of about 23°22'N.

Though inconspicuous, the constellation gave its name to the Tropic of Cancer. In ancient times Cancer was where the Sun appeared at its maximum mid-day elevation at the time of the (northern) summer solstice.

Cancer: see tropics.
Candlemas: the festival of the purification of the Virgin Mary, on 2nd February. It also corresponds to the Celtic festival of Imbolic and is a cross-quarter day.
canting out: see wedging out.

Cancer is a class of diseases in which a group of cell display uncontrolled growth , invasion , and sometimes metastasis .

Cancer (Crab)
Gold Saints Deathmask, Manigoldo (Lost Canvas), Sage (Lost Canvas)
Origin of the constellation: Ancient Greece (Ptolemaeus) ...

Finding Cancer: Cancer contains no bright stars so it is one of the hardest of the zodiac constellations to find.

CANCER
[Abbreviation: Cnc] Cancer (the crab) is a very faint constellation of the zodiac that is shaped like a crab. Cancer is seen along the ecliptic and is located between Leo and Gemini.

Cancer
About this Java applet / Instructions Constellations is written using Java. You must have a Java enabled browser such as Netscape Navigator to be able to see this applet. Back to Constellations Home Page ...

Cancer, the Crab
Lifecycle of Stars
Star Clusters
Make a Contribution ...

Cancers associated with high dose exposure include leukemia, breast, bladder, colon, liver, lung, esophagus, ovarian, multiple myeloma, and stomach cancers.

Cancer, the Crab, is one of the 12 constellations of the Zodiac and is associated with the Hercules family. The constellation is thought to represent a crab attacking Hercules during his fight with the water snake, Hydra.

Tropic of Cancer The line of northern latitude 23.5°, north of which the Sun is never at zenith on any day of the year.

Despite their cancer-causing properties, gamma rays are also used to treat some types of cancer. In the procedure called gamma-knife surgery, multiple concentrated beams of gamma rays are directed on the growth in order to kill the cancerous cells.

[edit] Role in cancer prevention and recovery
The vitamin D hormone, calcitriol, has been found to induce death of cancer cells in vitro and in vivo.

carcinogenesis (NASA SP-7, 1965) The origination or production of cancer. carcinogens (NASA Thesaurus) Agents producing or inciting cancerous growth. card (NASA SP-7, 1965) 1.

Cancer (constellation)
55 Cancri (Rho1 Cancri)
Canes Venatici (constellation)
Canes Venatici Cloud
Canes Venatici I Group
Canes Venatici II Group
Canis Major (constellation)
Canis Minor (constellation)
Canopus (Alpha Carinae) ...

Aries became the Fleece; two Sprouting Plants, typifying equality or resemblance, stood for Gemini; Cancer was re-named Scarabaeus; Leo was converted, from the axe-like configuration of its chief stars, ...

X-rays became powerful diagnostic tool for wide spectrum of diseases, from bone fractures to cancer. In the 1960s, computerized tomography was invented.
Another important diagnostics tool is sonography.

In the process I'll show you how to identify two new Zodiac constellations - CANCER, the Crab and LEO, the Lion.

Another example is the correlation between smoking and lung cancer occurrences.

This band is bounded on the north by the Tropic of Cancer which is 23.5 degrees north of the equator and is bounded on the south by the Tropic of Capricorn which is 23.5 degrees south of the equator.

Located in the constellation of Cancer is an impressive galactic cluster of stars known as M44. This famous cluster is also known as Praesepe, and more recently, the Beehive Cluster.

The chart shows the path of Mercury in Cancer and Leo during July 2011. The view is to the northwest.

At the solstice, the Sun's rays hit the Tropic of Cancer (23.5 degrees north latitude) straight-on, indicating that the Sun must be north of the equator.

His mother died in 1839 from abdominal cancer, the very disease to which Maxwell was to succumb at exactly the same age.

During one month, Mars would be seen in Gemini and then after several weeks it would gradually move over to Cancer.

UV light causes tans, sunburns, and skin cancer. Micro waves are put to use in most people's kitchens in the aptly named "microwave." They are used to heat foods quickly, and are more effective at doing so than IR.

The names of the zodiacal signs are Aries, the Ram; Taurus, the Bull; Gemini, the Twins; Cancer, the Crab; Leo, the Lion; Virgo, the Virgin; Libra, the Balance; Scorpio, the Scorpion; Sagittarius, the Archer; Capricornus, the Goat; Aquarius, ...

=manger], open star cluster in the constellation Cancer; cataloged as M44 or NGC 2632. It was first recorded by Hipparchus (c.150 B.C.). The cluster is often called the Beehive because of its shape.

Post-traumatic Growth in Cancer: Perspectives of Indo-Malaysian Patients. Internet Journal of Family Practice, 2007
Variability in Insulin Action: Mechanisms, Implications, and Recent Advances. Internet Journal of Family Practice, 2007 ...

NGC 2623 resides 250 million light years away in the constellation of Cancer. The data used for this colour composite were taken in 2007 by the Advanced Camera for Surveys (ACS) aboard Hubble. Image: NASA, ESA and A.

Leo is seen along the in the Northern Hemisphere along the ecliptic between Virgo and Cancer. The brightest star (Alpha Leo) in Leo is Regulus (meaning "little king").

As a constellation Hydra sinuously winds down from the northern hemisphere, bordering Cancer, to as far in the southern hemisphere as Centaurus, stretching out to around one hundred degrees in the process.

Aries The Ram Taurus The Bull Gemini The Twins Cancer The Crab
Leo The Lion Virgo The Virgin Libra The Scales Scorpius The Scorpion
Sagittarius The Archer Capricornus The Seagoat Aquarius The Water Bearer Pisces The Fishes ...

It's this harmful ultraviolet radiation you try to block with your sunscreen and shades -- the kind with the bad reputation for causing sunburns and skin cancers. People with light-colored skin, like blondes, are particularly susceptible.

[Abbreviation: Gem] Gemini (also known as "The Twins") is one of the constellations of the zodiac, located along the ecliptic between Taurus and Cancer.

This is the type of light that gives you a sunburn in the summer and can lead to unpleasant things like skin cancer. Right on the heels of ultraviolet light comes an even nastier form, x-rays.

Some three months later, the Sun on the June solstice reaches its northernmost declination for the year at the tropic of Cancer. Six months after the March equinox, the Sun stands at the first point of Libra on the September equinox.

ZODIAC - Twelve constellations along the ecliptic through which the sun, the moon and the planets move: Ares (Ram), Taurus (Bull), Gemini (Twins), Cancer (Crab), Leo (Lion), Virgo (Virgin), Libra (Scales), Scorpio (Scorpion), (Sagittarius) Archer, ...

At time of writing I recieved a message from Roseann's friend who has informed me that Roseann's cancer has returned. We all wish her a prompt and total recovery and hope to see her at the next starparty.

A prototype instrument to demonstrate the capabilities of this imaging technique in the treatment of brain (and other) cancer is now being built. Other medical imaging possibilities also exist.
A revolutionary X-ray device ...

Arcturus (Alpha Boötis or Hokule'a)
Izar (Epsilon Boötis)
Caelum (Caeli) Camelopardalis (Camelopardalis) Cancer (Cancri)
NGC 2812
Canes Venatici (Canum Venaticorum) ...

Danger zone. The layer of ozone in our planet's stratosphere shields Earth from the Sun's ultraviolet-B radiation that promotes skin cancer and cataracts, and can harm plants and animals including marine life.

to slay the many-headed Hydra.
Hercules did this and thereafter used the blood of the Hydra to poison the tips of his arrows. The constellation of Cancer represents the Crab sent by Hera to distract Hercules in his battle with the Hydra.

A naked-eye open cluster in Cancer, about 160 pc distant. (Beehive Cluster) (M44, NGC 2632)
Prandtl Number ...

Several radioisotopes have been synthesized, including Californium-252, which is used as an intense source of neutrons in certain types of portable detector and in the treatment of cancer.
Symbol: Cf; m.p. 900°C; p.n.

If you are an Aquarius, what is your zodiac symbol?
What dates fall under Sagittarius?
What dates fall under Gemini?
If you are a Cancer, what is your zodiac symbol?
What dates fall under Scorpio?

and have so much energy that they can make their way into living cells. The hundreds of billions of electron volts that they have makes them move faster than a speeding bullet! Symptoms of radiation exposure include burns, sterilization, cancer, ...

is the discovery of a growing depletion of ozone over temperate latitudes, where a large percentage of the world's population resides, since the ozone layer serves as a shield against ultraviolet radiation, which has been found to cause skin cancer.

See also: Earth, Time, Light, Year, Sun