🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.31 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 863

Radius: 12

Gravity: 5.99 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 0.5 AU - 0.74 AU

Year: 337 Days

Day: 13.1 Hours

Environment

Temp: -162 °C

Axial Tilt: 37.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 89,600,160 km

• M1: 149,299 km (0.05 R)
• M2: 673,938 km (0.08 R)
• M3: 1,056,759 km (0.075 R)
• M4: 1,532,481 km (0.075 R)
• M5: 1,942,828 km (0.118 R)
• M6: 2,454,602 km (0.093 R)
• M7: 2,940,197 km (0.032 R)
• M8: 3,478,001 km (0.092 R)
• M9: 3,952,226 km (0.072 R)
• M10: 5,122,530 km (0.104 R)

Asteroid Belt

Center: 2.05 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 3.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 191.3

Radius: 9.9

Gravity: 1.95 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 2.68 AU - 4.26 AU

Year: 4462 Days

Day: 10.6 Hours

Environment

Temp: -215 °C

Axial Tilt: 23.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 89,600,160 km

• M1: 123,717 km (0.103 R)
• M2: 431,590 km (0.112 R)
• M3: 908,957 km (0.067 R)
• M4: 1,234,482 km (0.086 R)
• M5: 1,577,958 km (0.104 R)
• M6: 2,421,840 km (0.116 R)
• M7: 4,147,003 km (0.114 R)
• M8: 4,623,621 km (0.06 R)
• M9: 9,218,969 km (0.095 R)
• M10: 10,970,311 km (0.086 R)
• M11: 14,180,532 km (0.108 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 180.9

Radius: 13.8

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 3.5 AU - 4.82 AU

Year: 5857 Days

Day: 14.5 Hours

Environment

Temp: -213 °C

Axial Tilt: 7.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 89,600,160 km

• M1: 172,187 km (0.118 R)
• M2: 932,144 km (0.117 R)
• M3: 1,448,107 km (0.115 R)
• M4: 4,715,474 km (0.119 R)
• M5: 5,310,575 km (0.089 R)
• M6: 6,255,585 km (0.075 R)
• M7: 7,686,488 km (0.119 R)
• M8: 9,217,024 km (0.061 R)
• M9: 11,989,372 km (0.082 R)
• M10: 12,783,886 km (0.077 R)
• M11: 14,234,237 km (0.069 R)
• M12: 14,675,102 km (0.034 R)
• M13: 15,843,761 km (0.08 R)
• M14: 18,947,618 km (0.077 R)
• M15: 20,830,008 km (0.11 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 555.6

Radius: 14.3

Gravity: 2.72 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 3.89 AU - 4.89 AU

Year: 6349 Days

Day: 6.8 Hours

Environment

Temp: -220 °C

Axial Tilt: 20 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 89,600,160 km

• M1: 177,872 km (0.045 R)
• M2: 626,217 km (0.05 R)
• M3: 1,264,252 km (0.107 R)
• M4: 2,611,081 km (0.084 R)
• M5: 3,312,546 km (0.03 R)
• M6: 5,320,897 km (0.085 R)
• M7: 7,131,181 km (0.087 R)
• M8: 11,108,539 km (0.09 R)
• M9: 11,588,599 km (0.117 R)
• M10: 12,745,739 km (0.098 R)
• M11: 14,425,274 km (0.076 R)
• M12: 15,704,036 km (0.103 R)
• M13: 16,556,146 km (0.111 R)
• M14: 20,205,885 km (0.044 R)
• M15: 20,850,353 km (0.12 R)
• M16: 24,280,782 km (0.073 R)
• M17: 25,752,825 km (0.112 R)
• M18: 27,982,880 km (0.085 R)
• M19: 28,784,126 km (0.115 R)
• M20: 30,901,086 km (0.081 R)
• M21: 31,470,006 km (0.099 R)
• M22: 32,045,958 km (0.095 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 852.5

Radius: 8.1

Gravity: 12.99 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 4.5 AU - 6.2 AU

Year: 8542 Days

Day: 10.4 Hours

Environment

Temp: -229 °C

Axial Tilt: 8.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 89,600,160 km

• M1: 101,278 km (0.1 R)
• M2: 384,616 km (0.118 R)
• M3: 664,215 km (0.117 R)
• M4: 1,117,496 km (0.074 R)
• M5: 1,562,101 km (0.117 R)
• M6: 2,297,823 km (0.054 R)
• M7: 3,042,671 km (0.118 R)
• M8: 3,363,409 km (0.093 R)
• M9: 3,656,172 km (0.108 R)
• M10: 4,434,679 km (0.12 R)
• M11: 4,697,672 km (0.091 R)
• M12: 5,924,824 km (0.063 R)
• M13: 7,074,334 km (0.094 R)
• M14: 10,407,823 km (0.084 R)
• M15: 11,138,758 km (0.063 R)
• M16: 13,056,154 km (0.114 R)
• M17: 13,720,967 km (0.102 R)
• M18: 17,532,122 km (0.104 R)
• M19: 19,639,807 km (0.096 R)
• M20: 21,743,003 km (0.09 R)
• M21: 22,935,747 km (0.101 R)
• M22: 23,902,897 km (0.073 R)
• M23: 26,774,728 km (0.072 R)
• M24: 32,861,416 km (0.098 R)
• M25: 33,976,818 km (0.1 R)
• M26: 34,543,944 km (0.079 R)
• M27: 35,813,730 km (0.03 R)
• M28: 38,691,844 km (0.069 R)
• M29: 39,684,575 km (0.056 R)
• M30: 40,694,062 km (0.1 R)
• M31: 42,764,347 km (0.087 R)
• M32: 46,415,432 km (0.082 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.7 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 480.1

Radius: 4.8

Gravity: 20.84 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 5.48 AU - 7.92 AU

Year: 11971 Days

Day: 21.1 Hours

Environment

Temp: -235 °C

Axial Tilt: 4.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 89,600,160 km

• M1: 59,839 km (0.071 R)
• M2: 287,078 km (0.079 R)
• M3: 549,623 km (0.105 R)
• M4: 1,705,416 km (0.082 R)
• M5: 3,174,317 km (0.068 R)
• M6: 3,586,310 km (0.071 R)
• M7: 3,871,443 km (0.06 R)
• M8: 5,769,391 km (0.078 R)
• M9: 7,906,397 km (0.051 R)
• M10: 9,126,517 km (0.116 R)
• M11: 9,559,753 km (0.108 R)
• M12: 10,415,303 km (0.099 R)
• M13: 14,608,531 km (0.095 R)
• M14: 16,154,176 km (0.117 R)
• M15: 17,954,138 km (0.072 R)
• M16: 20,124,205 km (0.092 R)
• M17: 22,376,251 km (0.107 R)
• M18: 23,967,673 km (0.11 R)
• M19: 29,398,674 km (0.055 R)
• M20: 30,447,655 km (0.115 R)
• M21: 41,816,943 km (0.087 R)
• M22: 44,222,926 km (0.073 R)

Planet 7 - Ice Giant

Semi-Major Axis: 10.28 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 864.4

Radius: 4.8

Gravity: 37.52 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 7.83 AU - 12.73 AU

Year: 22751 Days

Day: 22 Hours

Environment

Temp: -228 °C

Axial Tilt: 25.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 89,600,160 km

• M1: 59,839 km (0.093 R)
• M2: 374,144 km (0.081 R)
• M3: 853,905 km (0.072 R)
• M4: 1,707,211 km (0.099 R)
• M5: 2,067,742 km (0.101 R)
• M6: 3,517,196 km (0.083 R)
• M7: 4,972,932 km (0.111 R)
• M8: 6,552,387 km (0.118 R)
• M9: 6,933,263 km (0.11 R)
• M10: 7,739,296 km (0.101 R)
• M11: 17,530,178 km (0.071 R)
• M12: 18,637,052 km (0.047 R)
• M13: 19,497,240 km (0.058 R)
• M14: 21,710,989 km (0.066 R)
• M15: 22,770,441 km (0.061 R)
• M16: 23,532,194 km (0.107 R)
• M17: 25,568,969 km (0.07 R)
• M18: 34,464,806 km (0.059 R)
• M19: 35,904,087 km (0.064 R)
• M20: 42,225,345 km (0.037 R)
• M21: 43,872,119 km (0.069 R)
• M22: 47,645,127 km (0.096 R)
• M23: 50,521,146 km (0.115 R)
• M24: 53,510,710 km (0.114 R)
• M25: 54,083,969 km (0.116 R)
• M26: 54,661,416 km (0.111 R)
• M27: 55,828,729 km (0.082 R)
• M28: 76,587,228 km (0.084 R)
• M29: 80,024,389 km (0.112 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 456 - 12,653 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit