🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.36 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 795.8

Radius: 14.7

Gravity: 3.68 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 0.55 AU - 0.89 AU

Year: 407 Days

Day: 11.5 Hours

Environment

Temp: -166 °C

Axial Tilt: 82.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 65,863,131 km

• M1: 184,454 km (0.081 R)
• M2: 945,459 km (0.115 R)
• M3: 1,561,203 km (0.112 R)
• M4: 2,414,210 km (0.057 R)
• M5: 2,895,766 km (0.095 R)
• M6: 3,684,596 km (0.105 R)
• M7: 4,259,799 km (0.117 R)
• M8: 4,879,733 km (0.119 R)
• M9: 5,625,927 km (0.108 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 366.4

Radius: 9.6

Gravity: 3.98 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 0.55 AU - 0.91 AU

Year: 416 Days

Day: 7.1 Hours

Environment

Temp: -165 °C

Axial Tilt: 11.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 65,863,131 km

• M1: 119,529 km (0.106 R)
• M2: 478,713 km (0.12 R)
• M3: 1,063,641 km (0.105 R)
• M4: 1,476,082 km (0.092 R)
• M5: 1,811,181 km (0.081 R)
• M6: 2,304,256 km (0.119 R)
• M7: 2,721,933 km (0.119 R)
• M8: 3,404,399 km (0.106 R)
• M9: 3,721,696 km (0.048 R)
• M10: 4,108,556 km (0.095 R)
• M11: 4,643,668 km (0.085 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 699.5

Radius: 10.7

Gravity: 6.11 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 0.99 AU - 1.09 AU

Year: 707 Days

Day: 5.3 Hours

Environment

Temp: -169 °C

Axial Tilt: 31 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 65,863,131 km

• M1: 133,292 km (0.072 R)
• M2: 484,248 km (0.103 R)
• M3: 883,076 km (0.1 R)
• M4: 1,767,499 km (0.109 R)
• M5: 2,302,311 km (0.113 R)
• M6: 2,653,268 km (0.086 R)
• M7: 3,039,978 km (0.104 R)
• M8: 3,478,001 km (0.045 R)
• M9: 3,899,119 km (0.068 R)
• M10: 4,322,780 km (0.113 R)
• M11: 4,912,644 km (0.115 R)
• M12: 5,317,157 km (0.047 R)
• M13: 5,820,255 km (0.098 R)
• M14: 6,666,081 km (0.055 R)
• M15: 7,545,717 km (0.08 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 512.1

Radius: 8.7

Gravity: 6.77 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 1.1 AU - 1.36 AU

Year: 910 Days

Day: 5.3 Hours

Environment

Temp: -188 °C

Axial Tilt: 17.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 65,863,131 km

• M1: 108,159 km (0.077 R)
• M2: 604,226 km (0.091 R)
• M3: 1,087,427 km (0.103 R)
• M4: 1,431,652 km (0.076 R)
• M5: 1,938,938 km (0.059 R)
• M6: 2,988,217 km (0.12 R)
• M7: 3,406,493 km (0.104 R)
• M8: 3,804,124 km (0.098 R)
• M9: 4,169,442 km (0.113 R)
• M10: 5,314,764 km (0.086 R)
• M11: 7,489,318 km (0.088 R)
• M12: 8,064,821 km (0.084 R)
• M13: 8,388,701 km (0.119 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 416.2

Radius: 8.8

Gravity: 5.37 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 3.12 AU - 3.68 AU

Year: 4181 Days

Day: 11.7 Hours

Environment

Temp: -213 °C

Axial Tilt: 43.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 65,863,131 km

• M1: 110,104 km (0.061 R)
• M2: 488,437 km (0.079 R)
• M3: 842,685 km (0.064 R)
• M4: 1,137,243 km (0.048 R)
• M5: 1,512,285 km (0.087 R)
• M6: 1,968,858 km (0.107 R)
• M7: 2,308,146 km (0.078 R)
• M8: 2,799,724 km (0.117 R)
• M9: 3,249,116 km (0.114 R)
• M10: 4,055,299 km (0.101 R)
• M11: 4,448,891 km (0.096 R)
• M12: 4,867,765 km (0.072 R)
• M13: 6,086,838 km (0.103 R)
• M14: 8,262,889 km (0.077 R)
• M15: 8,789,174 km (0.085 R)
• M16: 9,677,486 km (0.108 R)
• M17: 10,143,484 km (0.115 R)
• M18: 11,246,918 km (0.114 R)
• M19: 11,981,443 km (0.058 R)
• M20: 12,839,836 km (0.053 R)
• M21: 15,980,643 km (0.063 R)
• M22: 18,573,922 km (0.103 R)
• M23: 19,052,037 km (0.084 R)
• M24: 19,354,973 km (0.088 R)
• M25: 19,908,335 km (0.066 R)
• M26: 20,982,298 km (0.087 R)
• M27: 21,435,430 km (0.08 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.23 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 716.9

Radius: 3.9

Gravity: 47.13 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 7.14 AU - 9.32 AU

Year: 15745 Days

Day: 21 Hours

Environment

Temp: -236 °C

Axial Tilt: 25.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 65,863,131 km

• M1: 48,919 km (0.095 R)
• M2: 180,116 km (0.099 R)
• M3: 401,221 km (0.099 R)
• M4: 640,728 km (0.083 R)
• M5: 1,114,355 km (0.086 R)
• M6: 1,402,330 km (0.118 R)
• M7: 1,703,920 km (0.082 R)
• M8: 3,804,274 km (0.119 R)
• M9: 3,982,595 km (0.119 R)
• M10: 6,005,906 km (0.079 R)
• M11: 6,708,567 km (0.039 R)
• M12: 7,744,233 km (0.091 R)
• M13: 8,079,482 km (0.04 R)
• M14: 8,324,822 km (0.063 R)
• M15: 8,474,420 km (0.117 R)
• M16: 8,676,527 km (0.085 R)
• M17: 14,193,547 km (0.057 R)
• M18: 14,407,023 km (0.115 R)
• M19: 15,962,841 km (0.117 R)
• M20: 18,627,927 km (0.092 R)
• M21: 19,229,161 km (0.105 R)
• M22: 19,843,110 km (0.108 R)
• M23: 22,333,915 km (0.075 R)
• M24: 23,803,864 km (0.046 R)
• M25: 28,598,775 km (0.048 R)
• M26: 29,283,035 km (0.057 R)
• M27: 35,545,800 km (0.105 R)
• M28: 37,680,412 km (0.06 R)
• M29: 40,324,405 km (0.115 R)
• M30: 44,290,544 km (0.093 R)
• M31: 46,133,739 km (0.031 R)
• M32: 50,797,902 km (0.092 R)
• M33: 52,306,746 km (0.108 R)
• M34: 53,329,247 km (0.11 R)
• M35: 56,833,428 km (0.071 R)
• M36: 59,007,983 km (0.075 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 409 - 18,465 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit