🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.88

Radius: 1.72

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 0.51 AU - 0.69 AU

Year: 176 Days

Day: 42.6 Hours

Environment

Temp: 123 °C

Axial Tilt: 25.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 69,951,882 km

• M1: 197,619 km (0.112 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.75 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.46

Radius: 1.64

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 0.72 AU - 0.78 AU

Year: 246 Days

Day: 46.9 Hours

Environment

Temp: 90 °C

Axial Tilt: 28.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 69,951,882 km

• M1: 87,365 km (0.094 R)

Planet 3 - Terrestrial

Semi-Major Axis: 3.19 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.38

Radius: 1.14

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 2.77 AU - 3.61 AU

Year: 2158 Days

Day: 35.7 Hours

Environment

Temp: -127 °C

Axial Tilt: 8.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 4.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 479.6

Radius: 14.1

Gravity: 2.41 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 3.68 AU - 5.92 AU

Year: 3983 Days

Day: 11.5 Hours

Environment

Temp: -146 °C

Axial Tilt: 9.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 69,951,882 km

• M1: 175,329 km (0.116 R)
• M2: 666,608 km (0.03 R)
• M3: 1,189,752 km (0.115 R)
• M4: 1,728,304 km (0.069 R)
• M5: 2,549,297 km (0.075 R)
• M6: 3,244,329 km (0.079 R)
• M7: 4,042,284 km (0.082 R)
• M8: 5,494,131 km (0.109 R)
• M9: 6,311,085 km (0.069 R)
• M10: 7,719,699 km (0.106 R)
• M11: 9,143,871 km (0.077 R)
• M12: 12,327,164 km (0.066 R)
• M13: 14,168,265 km (0.074 R)
• M14: 14,923,136 km (0.066 R)
• M15: 18,449,157 km (0.068 R)
• M16: 19,410,773 km (0.098 R)
• M17: 21,303,485 km (0.078 R)
• M18: 22,160,830 km (0.115 R)

Planet 5 - Gas Giant

Semi-Major Axis: 10.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 438

Radius: 13.6

Gravity: 2.37 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 8.43 AU - 11.65 AU

Year: 12049 Days

Day: 11.1 Hours

Environment

Temp: -177 °C

Axial Tilt: 17.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 69,951,882 km

• M1: 169,195 km (0.036 R)
• M2: 619,335 km (0.116 R)
• M3: 1,076,057 km (0.118 R)
• M4: 1,724,564 km (0.109 R)
• M5: 2,807,204 km (0.087 R)
• M6: 4,330,260 km (0.074 R)
• M7: 5,785,698 km (0.033 R)
• M8: 6,532,789 km (0.091 R)
• M9: 7,878,273 km (0.087 R)
• M10: 9,640,685 km (0.119 R)
• M11: 11,059,172 km (0.114 R)
• M12: 12,728,984 km (0.07 R)
• M13: 13,746,848 km (0.111 R)
• M14: 14,307,391 km (0.111 R)
• M15: 16,355,685 km (0.111 R)
• M16: 18,070,675 km (0.115 R)
• M17: 20,701,653 km (0.098 R)
• M18: 22,278,265 km (0.057 R)
• M19: 30,218,022 km (0.083 R)
• M20: 34,587,626 km (0.08 R)
• M21: 35,742,522 km (0.082 R)
• M22: 40,620,459 km (0.103 R)
• M23: 44,693,261 km (0.115 R)

Planet 6 - Gas Giant

Semi-Major Axis: 11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 394.4

Radius: 11.7

Gravity: 2.88 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 9.53 AU - 12.47 AU

Year: 13818 Days

Day: 13.5 Hours

Environment

Temp: -185 °C

Axial Tilt: 25.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 69,951,882 km

• M1: 145,559 km (0.104 R)
• M2: 522,545 km (0.096 R)
• M3: 934,837 km (0.092 R)
• M4: 1,360,892 km (0.117 R)
• M5: 2,315,177 km (0.117 R)
• M6: 3,422,201 km (0.08 R)
• M7: 4,946,603 km (0.091 R)
• M8: 6,611,777 km (0.101 R)
• M9: 7,447,281 km (0.104 R)
• M10: 8,486,837 km (0.066 R)
• M11: 9,136,540 km (0.094 R)
• M12: 12,655,980 km (0.032 R)
• M13: 15,929,929 km (0.093 R)
• M14: 17,799,304 km (0.043 R)
• M15: 18,479,077 km (0.07 R)
• M16: 22,314,617 km (0.111 R)
• M17: 23,194,252 km (0.087 R)
• M18: 27,341,404 km (0.102 R)
• M19: 29,276,004 km (0.025 R)
• M20: 29,905,362 km (0.063 R)
• M21: 32,068,996 km (0.038 R)
• M22: 32,737,848 km (0.085 R)
• M23: 34,219,167 km (0.029 R)
• M24: 35,270,540 km (0.09 R)
• M25: 36,102,903 km (0.109 R)
• M26: 43,106,178 km (0.098 R)
• M27: 44,469,912 km (0.052 R)

Planet 7 - Ice Giant

Semi-Major Axis: 12.63 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 314.2

Radius: 4

Gravity: 19.64 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 10.14 AU - 15.12 AU

Year: 17000 Days

Day: 20.7 Hours

Environment

Temp: -187 °C

Axial Tilt: 34.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 69,951,882 km

• M1: 49,816 km (0.111 R)
• M2: 176,376 km (0.112 R)
• M3: 767,886 km (0.083 R)
• M4: 1,527,693 km (0.066 R)
• M5: 2,209,860 km (0.083 R)
• M6: 2,423,186 km (0.118 R)
• M7: 3,194,363 km (0.095 R)
• M8: 3,947,140 km (0.071 R)
• M9: 4,972,334 km (0.089 R)
• M10: 8,472,027 km (0.071 R)
• M11: 8,994,273 km (0.059 R)
• M12: 9,437,382 km (0.108 R)
• M13: 9,998,374 km (0.118 R)
• M14: 10,313,726 km (0.109 R)
• M15: 10,473,796 km (0.084 R)
• M16: 11,814,941 km (0.077 R)
• M17: 12,167,244 km (0.071 R)
• M18: 12,346,013 km (0.111 R)
• M19: 13,775,421 km (0.062 R)
• M20: 14,630,223 km (0.103 R)
• M21: 17,331,063 km (0.088 R)
• M22: 18,798,319 km (0.025 R)
• M23: 21,022,989 km (0.115 R)
• M24: 21,280,447 km (0.1 R)
• M25: 24,065,809 km (0.067 R)
• M26: 24,726,882 km (0.049 R)
• M27: 25,986,347 km (0.112 R)
• M28: 26,382,183 km (0.078 R)
• M29: 27,287,848 km (0.096 R)
• M30: 28,842,918 km (0.118 R)
• M31: 40,746,421 km (0.088 R)
• M32: 47,175,838 km (0.117 R)
• M33: 47,764,955 km (0.116 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13.15 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 652.7

Radius: 7.1

Gravity: 12.95 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 12.69 AU - 13.61 AU

Year: 18061 Days

Day: 17 Hours

Environment

Temp: -197 °C

Axial Tilt: 37.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 69,951,882 km

• M1: 90,357 km (0.103 R)
• M2: 413,638 km (0.06 R)
• M3: 782,696 km (0.118 R)
• M4: 1,605,634 km (0.074 R)
• M5: 1,955,843 km (0.073 R)
• M6: 2,738,389 km (0.115 R)
• M7: 3,655,873 km (0.079 R)
• M8: 3,921,858 km (0.083 R)
• M9: 7,528,513 km (0.116 R)
• M10: 7,863,014 km (0.081 R)
• M11: 8,108,055 km (0.057 R)
• M12: 8,358,033 km (0.113 R)
• M13: 8,665,008 km (0.083 R)
• M14: 8,979,313 km (0.091 R)
• M15: 11,775,297 km (0.105 R)
• M16: 13,719,471 km (0.117 R)
• M17: 14,075,065 km (0.107 R)
• M18: 14,509,946 km (0.076 R)
• M19: 15,406,337 km (0.097 R)
• M20: 15,790,504 km (0.048 R)
• M21: 17,226,793 km (0.099 R)
• M22: 20,726,635 km (0.108 R)
• M23: 21,289,423 km (0.076 R)
• M24: 22,543,801 km (0.103 R)
• M25: 28,169,728 km (0.1 R)
• M26: 30,275,019 km (0.092 R)
• M27: 34,796,016 km (0.077 R)
• M28: 36,805,714 km (0.105 R)
• M29: 44,370,579 km (0.105 R)
• M30: 45,777,098 km (0.109 R)
• M31: 50,342,825 km (0.037 R)
• M32: 59,046,728 km (0.062 R)
• M33: 61,513,597 km (0.113 R)
• M34: 67,466,845 km (0.103 R)
• M35: 68,909,118 km (0.041 R)
• M36: 69,742,527 km (0.081 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 379 - 10,971 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit