🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.82 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.48

Radius: 1.82

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 0.64 AU - 1 AU

Year: 273 Days

Day: 19 Hours

Environment

Temp: 97 °C

Axial Tilt: 17 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 52,316,307 km

• M1: 268,678 km (0.102 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.95 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.14

Radius: 1.05

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 0.8 AU - 1.1 AU

Year: 340 Days

Day: 46 Hours

Environment

Temp: 21 °C

Axial Tilt: 35.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 52,316,307 km

• M1: 152,291 km (0.105 R)
• M2: 379,231 km (0.072 R)

Planet 3 - Terrestrial

Semi-Major Axis: 3.35 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.3

Radius: 1.11

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 2.85 AU - 3.85 AU

Year: 2251 Days

Day: 46 Hours

Environment

Temp: -113 °C

Axial Tilt: 1.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Gas Giant

Semi-Major Axis: 4.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 178.6

Radius: 13.1

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 4.45 AU - 5.43 AU

Year: 4031 Days

Day: 13 Hours

Environment

Temp: -142 °C

Axial Tilt: 55.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 52,316,307 km

• M1: 162,912 km (0.096 R)
• M2: 1,042,398 km (0.071 R)
• M3: 2,462,680 km (0.066 R)
• M4: 4,919,676 km (0.065 R)
• M5: 6,494,193 km (0.105 R)
• M6: 7,834,889 km (0.058 R)
• M7: 8,761,947 km (0.095 R)
• M8: 10,540,666 km (0.079 R)
• M9: 11,323,362 km (0.105 R)
• M10: 13,471,587 km (0.041 R)
• M11: 16,560,035 km (0.081 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 845.2

Radius: 11.6

Gravity: 6.28 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 3.98 AU - 6.63 AU

Year: 4479 Days

Day: 12.7 Hours

Environment

Temp: -142 °C

Axial Tilt: 24.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 52,316,307 km

• M1: 144,212 km (0.111 R)
• M2: 568,771 km (0.102 R)
• M3: 1,450,651 km (0.108 R)
• M4: 2,104,692 km (0.052 R)
• M5: 3,625,056 km (0.089 R)
• M6: 4,259,351 km (0.114 R)
• M7: 4,992,829 km (0.113 R)
• M8: 6,110,026 km (0.049 R)
• M9: 6,581,558 km (0.081 R)
• M10: 7,145,393 km (0.086 R)
• M11: 8,032,957 km (0.034 R)
• M12: 9,032,271 km (0.114 R)
• M13: 10,199,284 km (0.116 R)
• M14: 11,417,309 km (0.067 R)
• M15: 12,232,468 km (0.093 R)
• M16: 13,871,762 km (0.116 R)
• M17: 15,710,918 km (0.076 R)
• M18: 16,298,987 km (0.032 R)
• M19: 17,581,789 km (0.112 R)
• M20: 18,930,863 km (0.042 R)
• M21: 21,117,535 km (0.112 R)
• M22: 21,834,108 km (0.114 R)
• M23: 22,419,036 km (0.044 R)
• M24: 23,696,452 km (0.087 R)
• M25: 24,158,859 km (0.085 R)
• M26: 24,548,711 km (0.059 R)
• M27: 25,181,062 km (0.09 R)
• M28: 26,643,979 km (0.063 R)
• M29: 28,076,828 km (0.08 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 559.8

Radius: 13

Gravity: 3.31 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 5.14 AU - 7.7 AU

Year: 5971 Days

Day: 7.4 Hours

Environment

Temp: -144 °C

Axial Tilt: 5.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 52,316,307 km

• M1: 162,014 km (0.118 R)
• M2: 661,671 km (0.1 R)
• M3: 1,076,506 km (0.111 R)
• M4: 1,517,222 km (0.079 R)
• M5: 2,154,957 km (0.087 R)
• M6: 2,800,173 km (0.038 R)
• M7: 3,550,107 km (0.027 R)
• M8: 3,996,358 km (0.083 R)
• M9: 4,530,721 km (0.108 R)
• M10: 4,976,074 km (0.104 R)
• M11: 5,714,040 km (0.072 R)
• M12: 6,266,804 km (0.102 R)
• M13: 7,587,903 km (0.051 R)
• M14: 8,685,054 km (0.091 R)
• M15: 11,429,876 km (0.079 R)
• M16: 13,393,497 km (0.114 R)
• M17: 15,050,294 km (0.071 R)
• M18: 15,572,989 km (0.103 R)
• M19: 17,657,934 km (0.107 R)
• M20: 19,441,440 km (0.06 R)
• M21: 19,853,732 km (0.105 R)
• M22: 20,838,086 km (0.062 R)
• M23: 24,302,623 km (0.111 R)
• M24: 26,928,066 km (0.105 R)
• M25: 29,285,878 km (0.032 R)
• M26: 30,932,352 km (0.12 R)

Planet 7 - Gas Giant

Semi-Major Axis: 10.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 258.2

Radius: 14.1

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 9.48 AU - 11.72 AU

Year: 12669 Days

Day: 14.1 Hours

Environment

Temp: -175 °C

Axial Tilt: 18.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 52,316,307 km

• M1: 175,777 km (0.084 R)
• M2: 719,566 km (0.091 R)
• M3: 1,996,533 km (0.097 R)
• M4: 2,739,287 km (0.117 R)
• M5: 3,613,686 km (0.089 R)
• M6: 4,528,627 km (0.032 R)
• M7: 5,190,597 km (0.061 R)
• M8: 5,688,758 km (0.098 R)
• M9: 6,460,833 km (0.096 R)
• M10: 6,927,578 km (0.116 R)
• M11: 7,650,435 km (0.074 R)
• M12: 8,592,303 km (0.11 R)
• M13: 9,292,272 km (0.055 R)
• M14: 10,608,434 km (0.107 R)
• M15: 11,570,049 km (0.083 R)
• M16: 13,901,831 km (0.096 R)
• M17: 17,409,003 km (0.045 R)
• M18: 21,547,030 km (0.098 R)
• M19: 22,675,896 km (0.117 R)
• M20: 23,506,164 km (0.074 R)
• M21: 28,630,639 km (0.106 R)
• M22: 29,797,353 km (0.116 R)
• M23: 31,606,290 km (0.117 R)
• M24: 37,817,743 km (0.081 R)

Planet 8 - Ice Giant

Semi-Major Axis: 14.71 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 194

Radius: 5.4

Gravity: 6.65 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 14.24 AU - 15.18 AU

Year: 20711 Days

Day: 22.4 Hours

Environment

Temp: -191 °C

Axial Tilt: 32 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 52,316,307 km

• M1: 67,169 km (0.059 R)
• M2: 236,065 km (0.091 R)
• M3: 1,176,438 km (0.084 R)
• M4: 1,953,299 km (0.071 R)
• M5: 2,510,252 km (0.04 R)
• M6: 5,894,306 km (0.052 R)
• M7: 8,472,775 km (0.086 R)
• M8: 8,989,186 km (0.056 R)
• M9: 24,212,864 km (0.113 R)
• M10: 25,250,176 km (0.094 R)
• M11: 39,581,652 km (0.111 R)

Planet 9 - Ice Giant

Semi-Major Axis: 15.66 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 172.1

Radius: 6.7

Gravity: 3.83 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 14.42 AU - 16.9 AU

Year: 22749 Days

Day: 22.6 Hours

Environment

Temp: -197 °C

Axial Tilt: 13.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 52,316,307 km

• M1: 84,373 km (0.113 R)
• M2: 482,603 km (0.064 R)
• M3: 1,181,524 km (0.095 R)
• M4: 1,960,480 km (0.052 R)
• M5: 9,256,219 km (0.104 R)
• M6: 11,085,950 km (0.081 R)
• M7: 12,652,838 km (0.104 R)
• M8: 13,711,842 km (0.106 R)
• M9: 14,828,739 km (0.118 R)
• M10: 15,513,449 km (0.119 R)
• M11: 18,620,597 km (0.107 R)
• M12: 22,741,868 km (0.097 R)
• M13: 24,870,646 km (0.108 R)
• M14: 32,501,783 km (0.103 R)
• M15: 39,444,620 km (0.102 R)
• M16: 48,794,487 km (0.103 R)
• M17: 50,305,575 km (0.096 R)
• M18: 50,918,627 km (0.101 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 461 - 13,461 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit