disk

disk

A pancake-shaped structure composed primarily of young and middle-aged stars, and having abundant gas and dust. Some old stars are also present. The disk surrounds the bulge in a spiral galaxy. The disk in the NASA / Amazing Space Glossary of Astronomy Terms Milky Way is 100,000 light-years across and 2,000 light-years thick.

0 0

التحسين

إضافة صورة

نوع المصطلح: اسم
المرادف (المرادفات)
مسرد المصطلحات
المجال / النطاق: الفيزياء
الفئة: علم الفلك
Company:
المنتج:
الاختصار-المختصر:

المزيد

إضافة إلى My Glossary

لغات أخرى:

المزيد

ماذا ترغب أن تقول؟

انظر المصطلحات المشابهة

samoventilirajuce disk kocnice

سيارات; السيارات

vrsta kocnica, kod kojih se kocioni disk rashladjuje prilikom okretanja sa tockom dok su kocione plocice/pakne montirane na celjustima koje su stacionarne i vezane za ...

nepravilna galaksija

الفيزياء; علم الفلك

A galaxy whose shape is neither elliptical nor spiral. It is often rich in interstellar matter (gas and dust).

svetlosna godina

الفيزياء; علم الفلك

The distance traveled by light in a full year, equal to some 10 trillion kilometers (or about 6 trillion miles).

crvene zvezde

الفيزياء; علم الفلك

Stars with low temperatures. Hydrogen-burning red stars are small and use their available fuel slowly. These low-mass stars last for tens to hundreds of billions of years — much ...

spiralna galaksija

الفيزياء; علم الفلك

A galaxy made up of a disk, spiral arms, and a bulge at its center. The size of the disk and the bulge vary. The galaxy is composed of a mixture of old and young stars, as well as ...

venov dijagram

الفيزياء; علم الفلك

A diagram consisting of two or more overlapping circles. It is often used in mathematics to show relationships between sets. In other applications, Venn diagrams are useful for ...

žuta zvezda

الفيزياء; علم الفلك

Stars that live for a medium length of time (about 10 billion years) and are neither extremely cool nor hot. Earth’s Sun is an example of a yellow star.

مصطلحات في الأخبار

مصطلحات مميزة

sonjap

0
بنود
0
معاجم
2
متابعين

المجال / النطاق: جغرافيا الفئة: البلدان والأقاليم

Sveta gora

Greek mountain and pilgrimage site, known as the birthplace of early Christian Orthodox monasticism, housing around 20 Eastern Orthodox monasteries. ...