🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.5 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.4

Radius: 0.69

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 0.49 AU - 0.51 AU

Year: 125 Days

Day: 20.4 Hours

Environment

Temp: 265 °C

Axial Tilt: 29.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 83,204,119 km

• M1: 23,038 km (0.064 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.83 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.44

Radius: 1.16

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 0.74 AU - 0.92 AU

Year: 268 Days

Day: 34.8 Hours

Environment

Temp: 167 °C

Axial Tilt: 20.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 4.94 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.9

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 4.78 AU - 5.1 AU

Year: 3895 Days

Day: 29.4 Hours

Environment

Temp: -132 °C

Axial Tilt: 1.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.11 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 7.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 704.8

Radius: 8.7

Gravity: 9.31 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 5.74 AU - 8.8 AU

Year: 6954 Days

Day: 11.3 Hours

Environment

Temp: -158 °C

Axial Tilt: 26.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 83,204,119 km

• M1: 108,309 km (0.054 R)
• M2: 388,954 km (0.083 R)
• M3: 714,330 km (0.085 R)
• M4: 1,745,957 km (0.049 R)
• M5: 2,303,358 km (0.086 R)
• M6: 2,954,558 km (0.034 R)
• M7: 3,290,704 km (0.105 R)
• M8: 3,990,374 km (0.081 R)
• M9: 5,875,456 km (0.088 R)
• M10: 6,582,905 km (0.097 R)
• M11: 7,308,454 km (0.107 R)
• M12: 7,768,767 km (0.115 R)
• M13: 8,330,058 km (0.081 R)
• M14: 9,266,391 km (0.062 R)
• M15: 10,605,741 km (0.097 R)
• M16: 14,127,275 km (0.025 R)
• M17: 18,781,713 km (0.107 R)
• M18: 24,366,950 km (0.112 R)
• M19: 25,048,667 km (0.107 R)
• M20: 25,394,239 km (0.116 R)
• M21: 26,183,367 km (0.101 R)
• M22: 28,555,242 km (0.09 R)
• M23: 35,104,487 km (0.097 R)
• M24: 36,193,559 km (0.104 R)

Planet 5 - Gas Giant

Semi-Major Axis: 9.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 771.3

Radius: 13.9

Gravity: 3.99 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 9.51 AU - 10.37 AU

Year: 11118 Days

Day: 9.6 Hours

Environment

Temp: -163 °C

Axial Tilt: 5.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 83,204,119 km

• M1: 176,525 km (0.119 R)
• M2: 764,445 km (0.04 R)
• M3: 1,258,268 km (0.096 R)
• M4: 1,777,522 km (0.079 R)
• M5: 2,479,585 km (0.108 R)
• M6: 3,769,268 km (0.112 R)
• M7: 6,880,904 km (0.112 R)
• M8: 7,936,017 km (0.041 R)
• M9: 9,047,978 km (0.089 R)
• M10: 9,540,903 km (0.086 R)
• M11: 11,466,228 km (0.051 R)
• M12: 15,026,209 km (0.085 R)
• M13: 19,671,372 km (0.056 R)
• M14: 27,690,267 km (0.072 R)
• M15: 31,564,702 km (0.079 R)
• M16: 34,458,822 km (0.109 R)
• M17: 35,786,653 km (0.118 R)
• M18: 38,931,051 km (0.114 R)
• M19: 40,371,229 km (0.091 R)
• M20: 45,764,233 km (0.05 R)
• M21: 52,562,259 km (0.036 R)

Planet 6 - Ice Giant

Semi-Major Axis: 18.29 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 816.9

Radius: 4.8

Gravity: 35.46 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 15.2 AU - 21.38 AU

Year: 27750 Days

Day: 16 Hours

Environment

Temp: -195 °C

Axial Tilt: 1.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 83,204,119 km

• M1: 59,989 km (0.091 R)
• M2: 270,024 km (0.081 R)
• M3: 518,506 km (0.107 R)
• M4: 815,009 km (0.072 R)
• M5: 1,296,266 km (0.077 R)
• M6: 1,665,024 km (0.092 R)
• M7: 2,333,428 km (0.109 R)
• M8: 2,822,762 km (0.119 R)
• M9: 3,165,341 km (0.109 R)
• M10: 3,933,377 km (0.029 R)
• M11: 4,143,412 km (0.114 R)
• M12: 4,472,378 km (0.115 R)
• M13: 6,148,772 km (0.077 R)
• M14: 9,824,092 km (0.116 R)
• M15: 10,675,603 km (0.115 R)
• M16: 10,878,907 km (0.074 R)
• M17: 11,646,344 km (0.056 R)
• M18: 14,328,334 km (0.087 R)
• M19: 16,209,528 km (0.048 R)
• M20: 17,582,687 km (0.059 R)
• M21: 19,430,968 km (0.09 R)
• M22: 19,734,054 km (0.04 R)
• M23: 22,941,881 km (0.093 R)
• M24: 24,316,685 km (0.073 R)
• M25: 25,745,494 km (0.062 R)
• M26: 31,881,550 km (0.111 R)
• M27: 34,912,553 km (0.044 R)
• M28: 37,658,870 km (0.076 R)
• M29: 39,567,739 km (0.093 R)
• M30: 51,229,492 km (0.11 R)
• M31: 57,419,403 km (0.095 R)
• M32: 57,627,045 km (0.108 R)
• M33: 67,494,670 km (0.079 R)
• M34: 69,594,575 km (0.093 R)
• M35: 72,947,063 km (0.106 R)
• M36: 76,405,616 km (0.05 R)
• M37: 78,175,060 km (0.081 R)
• M38: 81,010,688 km (0.085 R)
• M39: 82,850,442 km (0.033 R)
• M40: 85,526,599 km (0.093 R)
• M41: 88,259,901 km (0.075 R)

Planet 7 - Ice Giant

Semi-Major Axis: 20.3 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 340.3

Radius: 7.3

Gravity: 6.39 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 16.93 AU - 23.67 AU

Year: 32448 Days

Day: 20.9 Hours

Environment

Temp: -194 °C

Axial Tilt: 15.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 83,204,119 km

• M1: 95,743 km (0.033 R)
• M2: 575,503 km (0.081 R)
• M3: 871,557 km (0.066 R)
• M4: 1,328,130 km (0.094 R)
• M5: 2,290,194 km (0.101 R)
• M6: 3,023,672 km (0.099 R)
• M7: 3,300,129 km (0.116 R)
• M8: 3,746,679 km (0.065 R)
• M9: 4,066,220 km (0.102 R)
• M10: 4,544,185 km (0.098 R)
• M11: 4,870,907 km (0.103 R)
• M12: 5,370,264 km (0.117 R)
• M13: 6,932,066 km (0.084 R)
• M14: 7,563,968 km (0.112 R)
• M15: 7,868,250 km (0.101 R)
• M16: 9,928,960 km (0.079 R)
• M17: 10,417,697 km (0.097 R)
• M18: 12,186,392 km (0.114 R)
• M19: 12,889,502 km (0.056 R)
• M20: 14,765,160 km (0.078 R)
• M21: 17,598,245 km (0.07 R)
• M22: 20,382,111 km (0.11 R)
• M23: 21,980,714 km (0.069 R)
• M24: 23,233,297 km (0.12 R)
• M25: 23,661,147 km (0.087 R)
• M26: 26,571,723 km (0.098 R)
• M27: 32,556,386 km (0.087 R)
• M28: 35,435,547 km (0.111 R)
• M29: 36,002,523 km (0.093 R)
• M30: 36,575,483 km (0.049 R)
• M31: 37,593,047 km (0.081 R)
• M32: 40,758,389 km (0.073 R)
• M33: 41,694,572 km (0.099 R)
• M34: 51,493,981 km (0.087 R)
• M35: 51,856,755 km (0.112 R)
• M36: 68,027,687 km (0.117 R)
• M37: 75,244,438 km (0.086 R)
• M38: 79,037,043 km (0.083 R)

Kuiper Belt

Range: 30.9 - 53.9 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 526 - 20,109 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit