🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.58 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 374.8

Radius: 12.4

Gravity: 2.44 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 0.87 AU - 1.43 AU

Year: 851 Days

Day: 10.5 Hours

Environment

Temp: -179 °C

Axial Tilt: 10.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 93,254,075 km

• M1: 154,235 km (0.118 R)
• M2: 693,087 km (0.118 R)
• M3: 1,217,427 km (0.053 R)
• M4: 1,767,648 km (0.109 R)
• M5: 2,349,734 km (0.034 R)
• M6: 2,893,821 km (0.108 R)
• M7: 3,302,223 km (0.103 R)
• M8: 3,708,382 km (0.113 R)
• M9: 4,450,088 km (0.072 R)
• M10: 4,931,195 km (0.04 R)
• M11: 5,411,404 km (0.08 R)
• M12: 5,866,480 km (0.102 R)
• M13: 7,497,696 km (0.103 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 382

Radius: 14.1

Gravity: 1.92 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 1.42 AU - 1.54 AU

Year: 1243 Days

Day: 11.7 Hours

Environment

Temp: -181 °C

Axial Tilt: 42.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 93,254,075 km

• M1: 175,478 km (0.089 R)
• M2: 640,728 km (0.097 R)
• M3: 1,396,197 km (0.039 R)
• M4: 1,906,625 km (0.06 R)
• M5: 3,000,484 km (0.109 R)
• M6: 3,732,467 km (0.085 R)
• M7: 4,632,747 km (0.067 R)
• M8: 5,418,734 km (0.087 R)
• M9: 6,421,189 km (0.072 R)
• M10: 6,887,187 km (0.102 R)
• M11: 7,738,997 km (0.075 R)
• M12: 8,241,945 km (0.096 R)
• M13: 9,064,883 km (0.108 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 785.8

Radius: 9.8

Gravity: 8.18 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 2.35 AU - 2.45 AU

Year: 2566 Days

Day: 7 Hours

Environment

Temp: -209 °C

Axial Tilt: 26.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 93,254,075 km

• M1: 122,521 km (0.116 R)
• M2: 554,559 km (0.118 R)
• M3: 1,045,988 km (0.083 R)
• M4: 1,679,087 km (0.082 R)
• M5: 2,267,006 km (0.093 R)
• M6: 3,036,538 km (0.12 R)
• M7: 3,454,813 km (0.036 R)
• M8: 3,793,503 km (0.109 R)
• M9: 4,450,836 km (0.102 R)
• M10: 4,968,893 km (0.095 R)
• M11: 5,426,812 km (0.101 R)
• M12: 6,344,147 km (0.054 R)
• M13: 8,283,982 km (0.071 R)
• M14: 8,928,899 km (0.109 R)
• M15: 9,607,026 km (0.08 R)
• M16: 12,491,721 km (0.045 R)
• M17: 12,888,754 km (0.068 R)
• M18: 13,848,125 km (0.091 R)
• M19: 15,350,537 km (0.094 R)
• M20: 15,704,336 km (0.104 R)
• M21: 16,323,372 km (0.093 R)
• M22: 17,173,985 km (0.067 R)
• M23: 18,391,562 km (0.118 R)

Planet 4 - Ice Giant

Semi-Major Axis: 7.95 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 399.9

Radius: 3.3

Gravity: 36.72 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 6.14 AU - 9.76 AU

Year: 15473 Days

Day: 22.4 Hours

Environment

Temp: -231 °C

Axial Tilt: 21.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 93,254,075 km

• M1: 40,990 km (0.09 R)
• M2: 522,994 km (0.088 R)
• M3: 950,096 km (0.041 R)
• M4: 1,896,303 km (0.079 R)
• M5: 2,090,630 km (0.118 R)
• M6: 2,560,368 km (0.037 R)
• M7: 2,842,509 km (0.11 R)
• M8: 4,602,678 km (0.037 R)
• M9: 4,856,096 km (0.087 R)
• M10: 5,816,515 km (0.078 R)
• M11: 8,805,480 km (0.092 R)
• M12: 9,097,047 km (0.054 R)
• M13: 10,872,175 km (0.113 R)
• M14: 12,497,257 km (0.052 R)
• M15: 13,559,102 km (0.059 R)
• M16: 13,947,757 km (0.068 R)
• M17: 14,747,358 km (0.04 R)
• M18: 15,576,878 km (0.08 R)
• M19: 15,931,575 km (0.113 R)
• M20: 17,709,396 km (0.071 R)
• M21: 20,702,251 km (0.095 R)
• M22: 21,653,095 km (0.048 R)
• M23: 21,829,022 km (0.103 R)
• M24: 24,679,610 km (0.098 R)
• M25: 25,846,473 km (0.117 R)
• M26: 26,044,391 km (0.067 R)
• M27: 29,244,140 km (0.063 R)
• M28: 29,566,972 km (0.085 R)
• M29: 29,675,131 km (0.116 R)
• M30: 32,350,689 km (0.044 R)
• M31: 34,340,191 km (0.061 R)
• M32: 43,532,831 km (0.106 R)

Planet 5 - Ice Giant

Semi-Major Axis: 10.44 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 930.4

Radius: 7.6

Gravity: 16.11 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 10.3 AU - 10.58 AU

Year: 23284 Days

Day: 23.7 Hours

Environment

Temp: -242 °C

Axial Tilt: 3.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 93,254,075 km

• M1: 107,561 km (0.108 R)
• M2: 350,209 km (0.082 R)
• M3: 656,136 km (0.055 R)
• M4: 1,033,422 km (0.067 R)
• M5: 1,334,712 km (0.11 R)
• M6: 1,750,893 km (0.117 R)
• M7: 3,034,144 km (0.083 R)
• M8: 3,351,890 km (0.116 R)
• M9: 4,054,551 km (0.12 R)
• M10: 4,404,909 km (0.051 R)
• M11: 5,287,537 km (0.065 R)
• M12: 5,792,430 km (0.11 R)
• M13: 6,283,111 km (0.078 R)
• M14: 6,801,168 km (0.118 R)
• M15: 7,976,259 km (0.115 R)
• M16: 8,583,627 km (0.106 R)
• M17: 10,722,577 km (0.082 R)
• M18: 13,498,066 km (0.079 R)
• M19: 14,682,433 km (0.101 R)
• M20: 15,934,567 km (0.066 R)
• M21: 17,804,989 km (0.075 R)
• M22: 19,033,636 km (0.091 R)
• M23: 23,723,081 km (0.082 R)
• M24: 26,273,425 km (0.09 R)
• M25: 27,738,736 km (0.118 R)
• M26: 29,386,856 km (0.071 R)
• M27: 30,432,994 km (0.112 R)
• M28: 31,775,186 km (0.039 R)
• M29: 35,302,554 km (0.089 R)
• M30: 36,484,377 km (0.071 R)
• M31: 36,783,872 km (0.087 R)
• M32: 46,551,117 km (0.091 R)
• M33: 51,084,830 km (0.087 R)
• M34: 59,763,601 km (0.045 R)
• M35: 66,212,915 km (0.051 R)
• M36: 71,460,360 km (0.108 R)
• M37: 74,305,262 km (0.086 R)
• M38: 92,140,620 km (0.117 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 300 - 18,036 AU

Composition

Type: Cometary Reservoir

System's final boundary, containing trillions of icy planetesimals.

Gravitational Limit