🌌 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: 839.8

Radius: 10.8

Gravity: 7.2 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 0.55 AU - 0.69 AU

Year: 326 Days

Day: 11.6 Hours

Environment

Temp: -145 °C

Axial Tilt: 5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 29,875,446 km

• M1: 135,984 km (0.095 R)
• M2: 480,359 km (0.036 R)
• M3: 830,418 km (0.072 R)
• M4: 1,191,697 km (0.097 R)
• M5: 1,793,978 km (0.087 R)
• M6: 2,199,388 km (0.035 R)
• M7: 2,944,236 km (0.072 R)
• M8: 4,025,529 km (0.033 R)
• M9: 4,462,355 km (0.086 R)
• M10: 5,064,187 km (0.102 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 402.1

Radius: 12.5

Gravity: 2.57 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 1.29 AU - 1.63 AU

Year: 1176 Days

Day: 10.2 Hours

Environment

Temp: -189 °C

Axial Tilt: 29.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 29,875,446 km

• M1: 156,928 km (0.108 R)
• M2: 594,053 km (0.06 R)
• M3: 1,007,841 km (0.083 R)
• M4: 1,473,090 km (0.043 R)
• M5: 2,182,783 km (0.088 R)
• M6: 2,582,807 km (0.028 R)
• M7: 3,058,229 km (0.038 R)
• M8: 4,075,495 km (0.075 R)
• M9: 4,534,311 km (0.116 R)
• M10: 6,060,210 km (0.076 R)
• M11: 6,638,106 km (0.111 R)
• M12: 7,441,746 km (0.091 R)
• M13: 8,155,926 km (0.045 R)
• M14: 9,132,950 km (0.088 R)
• M15: 9,635,748 km (0.12 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 767.6

Radius: 12.3

Gravity: 5.07 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 1.29 AU - 2.07 AU

Year: 1452 Days

Day: 8.4 Hours

Environment

Temp: -204 °C

Axial Tilt: 21.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 29,875,446 km

• M1: 153,188 km (0.099 R)
• M2: 664,364 km (0.116 R)
• M3: 1,125,126 km (0.108 R)
• M4: 1,511,686 km (0.115 R)
• M5: 1,978,581 km (0.107 R)
• M6: 3,164,893 km (0.073 R)
• M7: 3,975,115 km (0.102 R)
• M8: 5,466,007 km (0.109 R)
• M9: 6,266,206 km (0.119 R)
• M10: 6,935,656 km (0.061 R)
• M11: 7,489,019 km (0.067 R)
• M12: 8,565,076 km (0.104 R)
• M13: 9,390,408 km (0.052 R)
• M14: 12,643,713 km (0.109 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 52

Radius: 13.6

Gravity: 0.28 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 1.68 AU - 2.72 AU

Year: 2176 Days

Day: 10.3 Hours

Environment

Temp: -207 °C

Axial Tilt: 27.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 29,875,446 km

• M1: 169,195 km (0.117 R)
• M2: 642,074 km (0.064 R)
• M3: 1,160,431 km (0.078 R)
• M4: 1,649,915 km (0.104 R)
• M5: 2,130,124 km (0.103 R)
• M6: 3,029,058 km (0.072 R)
• M7: 3,482,489 km (0.103 R)
• M8: 5,107,720 km (0.112 R)
• M9: 6,358,358 km (0.081 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 761.6

Radius: 9.5

Gravity: 8.44 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 2.06 AU - 2.76 AU

Year: 2495 Days

Day: 8.6 Hours

Environment

Temp: -215 °C

Axial Tilt: 13.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 29,875,446 km

• M1: 120,277 km (0.116 R)
• M2: 450,140 km (0.048 R)
• M3: 771,177 km (0.045 R)
• M4: 1,133,353 km (0.082 R)
• M5: 1,706,164 km (0.038 R)
• M6: 2,047,097 km (0.116 R)
• M7: 3,063,465 km (0.065 R)
• M8: 3,390,486 km (0.053 R)
• M9: 3,721,696 km (0.099 R)
• M10: 4,322,331 km (0.084 R)
• M11: 4,668,351 km (0.083 R)
• M12: 5,079,596 km (0.071 R)
• M13: 5,465,409 km (0.115 R)
• M14: 6,628,382 km (0.117 R)
• M15: 7,089,892 km (0.115 R)
• M16: 8,570,312 km (0.114 R)
• M17: 11,795,343 km (0.093 R)
• M18: 12,344,517 km (0.076 R)
• M19: 13,088,467 km (0.089 R)
• M20: 13,861,888 km (0.12 R)
• M21: 14,378,450 km (0.084 R)
• M22: 17,209,440 km (0.114 R)
• M23: 17,696,680 km (0.118 R)
• M24: 19,213,902 km (0.085 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 718.7

Radius: 8.6

Gravity: 9.72 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 3.23 AU - 4.23 AU

Year: 4804 Days

Day: 8 Hours

Environment

Temp: -228 °C

Axial Tilt: 14.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 29,875,446 km

• M1: 118,033 km (0.105 R)
• M2: 654,640 km (0.075 R)
• M3: 993,779 km (0.073 R)
• M4: 1,450,052 km (0.11 R)
• M5: 1,859,202 km (0.103 R)
• M6: 2,158,697 km (0.101 R)
• M7: 3,378,518 km (0.115 R)
• M8: 4,079,085 km (0.07 R)
• M9: 6,127,978 km (0.112 R)
• M10: 6,601,455 km (0.053 R)
• M11: 8,395,881 km (0.083 R)
• M12: 8,665,307 km (0.093 R)
• M13: 13,123,024 km (0.113 R)
• M14: 20,741,146 km (0.114 R)
• M15: 22,025,893 km (0.097 R)
• M16: 24,596,284 km (0.059 R)
• M17: 26,609,123 km (0.069 R)
• M18: 26,941,081 km (0.096 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 335 - 16,006 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit