Ojú-ìwé

Ganymede

Ojú-ìsẹ́ tí o jú ìwọ̀n lọ nínú àtòjọ-ẹ̀yàn, tó jú ojú-ayé Mercury lọ.

NASA/JPL-Caltech/SwRI/MSSS, processed by Kevin M. Gill (CC BY 2.0)

Ojú kọ̀ǹpútà tí o jú ìwọ̀n lọ nínú àtòjọ-ìṣàmúlò-ètò, tòò jẹ́ kejì jú ojú-ayé mánẹ́tìkì rẹ̀ lọ.

Ganymede jẹ nla ju Mercury lọ, ṣugbọn o ni iwọn idaji nikan. O jẹ oṣupa kan nikan ti a mọ pe o ni aaye magnetic rẹ.

Bi o tilẹ jẹ pe Europa ni a ro pe o ni okun kan laarin awọn awọsanma. ESA’s JUICE mission, launched in 2023, will orbit it in the 2030s.

Àwọn ìṣàmúlò-ètò ààyè-iṣẹ́

JPL SSD: Planetary Satellite Physical Parameters

Àwọn àṣẹ
Ìṣàmúlò-ètò	5,262 km	[1]
Àwọn Ìṣàmúlò-ètò	1.481 × 10²³ kg	[1]
Ìjánu-ìṣàmúlò-ètò	1.942 g/cm³	[1]
Ìṣàfihàn ààyè-iṣẹ́	1.43 m/s²	Tí a fì ṣẹ̀dà láti inú àtòjọ-ẹ̀yàn ààyè-iṣẹ́
Ìjánu-ìṣàmúlò-ètò	2.74 km ìṣ àáy	Tí a fì ṣẹ̀dà láti inú àtòjọ-ẹ̀yàn ààyè-iṣẹ́
Ìjánu-ìsún	7.15 ọj	[2]
Àwọn ààyè-iṣẹ́	7.15 ọj	[3]
Ìjánu-ìró láti Júpítérì	1,070,400 km	[3]
Ìwọ̀n tí o bá jẹ́ kanna ní gbogbo àkókò Júpítérì

Àwọn ìrànwọ́ àti àkọlé lòòlù àwọn módè́ì tí a fi pamọ́ fún ìmọ̀. Kò yẹ ki wọn lò fún ìṣàfihàn, ìṣàmúlò-ètò àti àwọn ìṣẹ̀dá iṣẹ́. Àwọn ìwé-ẹ̀rì ní ọ̀fẹ̀ àti àwọn ààyè-iṣẹ́ kò ní ìgbà gbà. Ka àwọn ìṣàmúlò-ètò ìròyìn