🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.28 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 357.4

Radius: 12.6

Gravity: 2.25 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 0.46 AU - 0.64 AU

Year: 287 Days

Day: 6.7 Hours

Environment

Temp: -144 °C

Axial Tilt: 26.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 34,528,581 km

• M1: 156,928 km (0.074 R)
• M2: 607,367 km (0.03 R)
• M3: 1,013,226 km (0.082 R)
• M4: 1,474,586 km (0.094 R)
• M5: 2,014,934 km (0.065 R)
• M6: 2,433,957 km (0.067 R)
• M7: 2,929,276 km (0.07 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 514.1

Radius: 14.1

Gravity: 2.59 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 0.82 AU - 1.22 AU

Year: 724 Days

Day: 8.2 Hours

Environment

Temp: -185 °C

Axial Tilt: 16.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 34,528,581 km

• M1: 175,329 km (0.089 R)
• M2: 624,122 km (0.087 R)
• M3: 1,099,395 km (0.109 R)
• M4: 1,678,189 km (0.033 R)
• M5: 2,149,721 km (0.1 R)
• M6: 3,015,743 km (0.103 R)
• M7: 3,471,867 km (0.116 R)
• M8: 4,133,090 km (0.107 R)
• M9: 4,651,297 km (0.074 R)
• M10: 5,369,068 km (0.108 R)
• M11: 5,856,906 km (0.105 R)
• M12: 6,315,274 km (0.082 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 448.2

Radius: 13.6

Gravity: 2.42 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 1.02 AU - 1.5 AU

Year: 994 Days

Day: 14.8 Hours

Environment

Temp: -183 °C

Axial Tilt: 17.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 34,528,581 km

• M1: 169,345 km (0.056 R)
• M2: 661,372 km (0.107 R)
• M3: 1,642,734 km (0.088 R)
• M4: 2,297,823 km (0.097 R)
• M5: 2,875,570 km (0.097 R)
• M6: 3,563,421 km (0.12 R)
• M7: 4,374,990 km (0.089 R)
• M8: 5,780,761 km (0.086 R)
• M9: 6,262,616 km (0.107 R)
• M10: 6,924,885 km (0.071 R)
• M11: 8,339,632 km (0.079 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 768.9

Radius: 9.6

Gravity: 8.34 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 1.77 AU - 1.79 AU

Year: 1669 Days

Day: 7.7 Hours

Environment

Temp: -198 °C

Axial Tilt: 33.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 34,528,581 km

• M1: 119,529 km (0.115 R)
• M2: 437,873 km (0.112 R)
• M3: 772,823 km (0.069 R)
• M4: 1,387,071 km (0.088 R)
• M5: 2,238,283 km (0.114 R)
• M6: 2,667,031 km (0.087 R)
• M7: 3,103,707 km (0.111 R)
• M8: 3,587,656 km (0.104 R)
• M9: 4,047,221 km (0.107 R)
• M10: 4,427,050 km (0.071 R)
• M11: 4,998,813 km (0.108 R)
• M12: 6,289,992 km (0.099 R)
• M13: 7,422,897 km (0.088 R)
• M14: 7,848,503 km (0.057 R)
• M15: 8,502,096 km (0.096 R)
• M16: 9,191,742 km (0.082 R)
• M17: 10,364,888 km (0.054 R)
• M18: 10,825,201 km (0.104 R)
• M19: 11,225,226 km (0.118 R)
• M20: 11,559,876 km (0.06 R)
• M21: 13,292,968 km (0.117 R)
• M22: 14,613,618 km (0.078 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 119.2

Radius: 12.7

Gravity: 0.74 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 2.48 AU - 3.64 AU

Year: 3763 Days

Day: 10 Hours

Environment

Temp: -209 °C

Axial Tilt: 31.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 34,528,581 km

• M1: 157,975 km (0.066 R)
• M2: 580,739 km (0.056 R)
• M3: 1,172,249 km (0.095 R)
• M4: 2,085,694 km (0.111 R)
• M5: 2,645,040 km (0.118 R)
• M6: 4,551,366 km (0.116 R)
• M7: 5,240,713 km (0.103 R)
• M8: 5,700,576 km (0.12 R)
• M9: 7,928,986 km (0.109 R)
• M10: 8,626,262 km (0.106 R)
• M11: 13,215,925 km (0.104 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.1 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 707.9

Radius: 5.2

Gravity: 26.18 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 5.8 AU - 6.4 AU

Year: 10590 Days

Day: 24.3 Hours

Environment

Temp: -232 °C

Axial Tilt: 26.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 34,528,581 km

• M1: 64,626 km (0.089 R)
• M2: 850,314 km (0.079 R)
• M3: 1,121,834 km (0.049 R)
• M4: 1,316,611 km (0.047 R)
• M5: 1,548,188 km (0.06 R)
• M6: 1,972,149 km (0.113 R)
• M7: 2,889,782 km (0.081 R)
• M8: 3,258,840 km (0.096 R)
• M9: 4,034,804 km (0.041 R)
• M10: 4,290,018 km (0.114 R)
• M11: 4,991,183 km (0.079 R)
• M12: 5,556,514 km (0.096 R)
• M13: 6,618,060 km (0.12 R)
• M14: 7,764,877 km (0.036 R)
• M15: 11,144,892 km (0.045 R)
• M16: 11,478,345 km (0.025 R)
• M17: 12,818,742 km (0.11 R)
• M18: 15,460,940 km (0.085 R)
• M19: 16,727,735 km (0.077 R)
• M20: 17,312,363 km (0.11 R)
• M21: 25,426,252 km (0.042 R)
• M22: 26,986,558 km (0.085 R)
• M23: 30,728,450 km (0.034 R)
• M24: 31,055,022 km (0.085 R)
• M25: 33,751,673 km (0.082 R)
• M26: 35,275,477 km (0.065 R)
• M27: 36,357,070 km (0.073 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.7 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 172.3

Radius: 4.6

Gravity: 8.14 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 5.3 AU - 8.1 AU

Year: 12190 Days

Day: 23.7 Hours

Environment

Temp: -228 °C

Axial Tilt: 163.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 34,528,581 km

• M1: 57,146 km (0.095 R)
• M2: 235,617 km (0.119 R)
• M3: 516,113 km (0.084 R)
• M4: 684,261 km (0.107 R)
• M5: 2,055,176 km (0.115 R)
• M6: 2,467,916 km (0.097 R)
• M7: 2,914,316 km (0.117 R)
• M8: 5,189,251 km (0.107 R)
• M9: 6,887,935 km (0.11 R)
• M10: 7,281,826 km (0.118 R)
• M11: 8,114,787 km (0.12 R)
• M12: 10,286,350 km (0.115 R)
• M13: 11,430,624 km (0.078 R)
• M14: 12,710,284 km (0.109 R)
• M15: 14,833,676 km (0.113 R)
• M16: 17,640,431 km (0.104 R)
• M17: 18,376,752 km (0.098 R)
• M18: 18,580,953 km (0.088 R)
• M19: 19,133,268 km (0.117 R)
• M20: 22,522,707 km (0.074 R)
• M21: 24,195,062 km (0.082 R)
• M22: 24,522,681 km (0.104 R)
• M23: 26,205,508 km (0.09 R)
• M24: 28,871,791 km (0.088 R)
• M25: 31,518,327 km (0.113 R)
• M26: 32,700,449 km (0.071 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: 185 - 17,763 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit