🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.96 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 781.5

Radius: 12.3

Gravity: 5.17 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 1.52 AU - 2.3 AU

Year: 1790 Days

Day: 8.2 Hours

Environment

Temp: -206 °C

Axial Tilt: 15.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 76,081,576 km

• M1: 153,637 km (0.099 R)
• M2: 688,898 km (0.118 R)
• M3: 1,094,907 km (0.053 R)
• M4: 1,676,693 km (0.084 R)
• M5: 2,182,334 km (0.089 R)
• M6: 2,648,032 km (0.057 R)
• M7: 3,556,540 km (0.106 R)
• M8: 3,981,547 km (0.112 R)
• M9: 4,440,514 km (0.112 R)
• M10: 5,239,815 km (0.106 R)
• M11: 6,616,115 km (0.041 R)
• M12: 7,179,800 km (0.095 R)
• M13: 8,342,325 km (0.104 R)
• M14: 10,927,676 km (0.108 R)
• M15: 11,373,926 km (0.047 R)
• M16: 11,793,847 km (0.064 R)
• M17: 12,223,941 km (0.066 R)
• M18: 13,282,496 km (0.034 R)
• M19: 13,705,409 km (0.104 R)
• M20: 15,768,812 km (0.116 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 181.6

Radius: 14.3

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 2.03 AU - 2.39 AU

Year: 2228 Days

Day: 6.9 Hours

Environment

Temp: -205 °C

Axial Tilt: 43 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 76,081,576 km

• M1: 178,321 km (0.114 R)
• M2: 1,039,107 km (0.078 R)
• M3: 1,961,378 km (0.115 R)
• M4: 2,936,905 km (0.084 R)
• M5: 3,528,266 km (0.101 R)
• M6: 5,010,332 km (0.062 R)
• M7: 5,525,547 km (0.11 R)
• M8: 6,851,582 km (0.076 R)
• M9: 9,109,463 km (0.1 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 949.7

Radius: 12.4

Gravity: 6.18 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 4.18 AU - 5.44 AU

Year: 7155 Days

Day: 14.7 Hours

Environment

Temp: -229 °C

Axial Tilt: 28 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 76,081,576 km

• M1: 173,683 km (0.112 R)
• M2: 601,683 km (0.07 R)
• M3: 992,731 km (0.114 R)
• M4: 1,799,214 km (0.103 R)
• M5: 2,642,646 km (0.112 R)
• M6: 3,494,307 km (0.074 R)
• M7: 4,382,619 km (0.105 R)
• M8: 5,479,471 km (0.027 R)
• M9: 6,007,252 km (0.071 R)
• M10: 6,641,397 km (0.028 R)
• M11: 7,319,824 km (0.088 R)
• M12: 8,903,916 km (0.052 R)
• M13: 9,448,751 km (0.075 R)
• M14: 10,015,727 km (0.036 R)
• M15: 11,639,313 km (0.081 R)
• M16: 14,028,241 km (0.077 R)
• M17: 15,596,176 km (0.118 R)
• M18: 17,139,278 km (0.086 R)
• M19: 19,985,079 km (0.114 R)
• M20: 21,560,344 km (0.117 R)
• M21: 25,949,845 km (0.119 R)
• M22: 26,781,908 km (0.096 R)
• M23: 28,890,790 km (0.092 R)
• M24: 29,484,544 km (0.11 R)
• M25: 30,594,410 km (0.062 R)
• M26: 31,211,501 km (0.055 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 385.7

Radius: 8.1

Gravity: 5.88 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 4.11 AU - 5.75 AU

Year: 7424 Days

Day: 8.6 Hours

Environment

Temp: -231 °C

Axial Tilt: 33 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 76,081,576 km

• M1: 100,679 km (0.036 R)
• M2: 355,744 km (0.093 R)
• M3: 1,036,863 km (0.08 R)
• M4: 1,499,719 km (0.092 R)
• M5: 1,793,230 km (0.067 R)
• M6: 2,171,263 km (0.117 R)
• M7: 2,566,800 km (0.093 R)
• M8: 3,029,207 km (0.09 R)
• M9: 4,169,143 km (0.077 R)
• M10: 7,372,183 km (0.096 R)
• M11: 7,999,297 km (0.098 R)
• M12: 8,701,659 km (0.114 R)
• M13: 9,402,077 km (0.045 R)
• M14: 10,095,014 km (0.077 R)
• M15: 11,827,507 km (0.107 R)
• M16: 13,859,046 km (0.108 R)
• M17: 14,870,776 km (0.044 R)
• M18: 16,603,269 km (0.102 R)
• M19: 17,357,991 km (0.091 R)
• M20: 17,614,700 km (0.053 R)
• M21: 30,272,027 km (0.115 R)
• M22: 31,492,596 km (0.066 R)
• M23: 32,453,463 km (0.117 R)

Planet 5 - Ice Giant

Semi-Major Axis: 9.79 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 58.4

Radius: 3.1

Gravity: 6.08 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 7.35 AU - 12.23 AU

Year: 20776 Days

Day: 20.6 Hours

Environment

Temp: -235 °C

Axial Tilt: 16.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 76,081,576 km

• M1: 97,837 km (0.092 R)
• M2: 219,310 km (0.053 R)
• M3: 398,978 km (0.117 R)
• M4: 799,900 km (0.055 R)
• M5: 5,146,616 km (0.094 R)
• M6: 6,561,363 km (0.088 R)
• M7: 7,013,896 km (0.099 R)
• M8: 7,265,969 km (0.119 R)
• M9: 12,318,786 km (0.114 R)
• M10: 13,440,920 km (0.102 R)
• M11: 14,283,006 km (0.104 R)
• M12: 14,397,897 km (0.113 R)
• M13: 24,145,096 km (0.116 R)
• M14: 30,967,208 km (0.101 R)

Planet 6 - Ice Giant

Semi-Major Axis: 10.73 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 482

Radius: 7.8

Gravity: 7.92 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 9.93 AU - 11.53 AU

Year: 23839 Days

Day: 21.2 Hours

Environment

Temp: -242 °C

Axial Tilt: 28.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 76,081,576 km

• M1: 97,388 km (0.088 R)
• M2: 518,357 km (0.087 R)
• M3: 873,502 km (0.106 R)
• M4: 1,256,024 km (0.051 R)
• M5: 1,626,129 km (0.092 R)
• M6: 6,180,486 km (0.109 R)
• M7: 6,975,001 km (0.074 R)
• M8: 8,927,552 km (0.084 R)
• M9: 9,999,570 km (0.066 R)
• M10: 12,533,160 km (0.036 R)
• M11: 12,946,948 km (0.077 R)
• M12: 20,109,395 km (0.033 R)
• M13: 28,458,153 km (0.109 R)
• M14: 30,391,107 km (0.115 R)
• M15: 31,012,835 km (0.115 R)
• M16: 45,779,791 km (0.093 R)
• M17: 51,702,071 km (0.105 R)
• M18: 58,305,770 km (0.057 R)
• M19: 62,206,834 km (0.107 R)
• M20: 68,379,242 km (0.065 R)
• M21: 72,051,870 km (0.032 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: 551 - 11,239 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit