🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.18

Radius: 0.5

Gravity: 0.72 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 0.49 AU - 0.53 AU

Year: 158 Days

Day: 32.1 Hours

Environment

Temp: 114 °C

Axial Tilt: 19.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 42,733,398 km

• M1: 45,179 km (0.108 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.95

Radius: 1.73

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 0.48 AU - 0.62 AU

Year: 177 Days

Day: 29.5 Hours

Environment

Temp: 42 °C

Axial Tilt: 25.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 0.91 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.22

Radius: 1.78

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 0.81 AU - 1.01 AU

Year: 376 Days

Day: 17.3 Hours

Environment

Temp: -44 °C

Axial Tilt: 13.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 42,733,398 km

• M1: 45,029 km (0.071 R)
• M2: 613,800 km (0.118 R)

Planet 4 - Terrestrial

Semi-Major Axis: 0.96 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.09

Radius: 1.57

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 0.86 AU - 1.06 AU

Year: 408 Days

Day: 14.6 Hours

Environment

Temp: -48 °C

Axial Tilt: 27.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 42,733,398 km

• M1: 213,476 km (0.072 R)
• M2: 553,961 km (0.118 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.04 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.77

Radius: 1.26

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 0.79 AU - 1.29 AU

Year: 460 Days

Day: 13.3 Hours

Environment

Temp: -54 °C

Axial Tilt: 14.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 42,733,398 km

• M1: 255,214 km (0.102 R)

Asteroid Belt

Center: 2.23 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 3.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 363.5

Radius: 12.9

Gravity: 2.18 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 2.72 AU - 4.1 AU

Year: 2730 Days

Day: 8.8 Hours

Environment

Temp: -145 °C

Axial Tilt: 31.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 42,733,398 km

• M1: 160,369 km (0.055 R)
• M2: 575,503 km (0.08 R)
• M3: 1,047,634 km (0.103 R)
• M4: 1,454,989 km (0.097 R)
• M5: 2,016,430 km (0.072 R)
• M6: 2,500,080 km (0.119 R)
• M7: 3,030,404 km (0.072 R)
• M8: 3,515,101 km (0.073 R)
• M9: 4,539,547 km (0.074 R)
• M10: 5,111,011 km (0.112 R)
• M11: 6,846,197 km (0.061 R)
• M12: 7,570,849 km (0.043 R)
• M13: 8,132,290 km (0.062 R)
• M14: 9,206,552 km (0.073 R)
• M15: 9,675,541 km (0.105 R)
• M16: 10,444,774 km (0.072 R)
• M17: 13,719,022 km (0.111 R)
• M18: 15,801,574 km (0.109 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 124.7

Radius: 8.7

Gravity: 1.65 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 8.58 AU - 9.04 AU

Year: 11335 Days

Day: 7.4 Hours

Environment

Temp: -186 °C

Axial Tilt: 48 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 42,733,398 km

• M1: 108,159 km (0.065 R)
• M2: 768,035 km (0.111 R)
• M3: 1,204,562 km (0.057 R)
• M4: 1,515,576 km (0.09 R)
• M5: 1,787,395 km (0.069 R)
• M6: 2,106,637 km (0.093 R)
• M7: 3,764,331 km (0.03 R)
• M8: 4,150,892 km (0.073 R)
• M9: 5,359,194 km (0.104 R)
• M10: 5,819,656 km (0.108 R)
• M11: 12,177,416 km (0.083 R)
• M12: 13,178,525 km (0.081 R)
• M13: 21,487,490 km (0.067 R)
• M14: 25,098,035 km (0.114 R)
• M15: 26,550,331 km (0.077 R)

Planet 8 - Ice Giant

Semi-Major Axis: 10.43 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 544.9

Radius: 7

Gravity: 11.12 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 9.84 AU - 11.02 AU

Year: 14601 Days

Day: 21 Hours

Environment

Temp: -190 °C

Axial Tilt: 108.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 42,733,398 km

• M1: 87,066 km (0.109 R)
• M2: 905,965 km (0.096 R)
• M3: 1,222,963 km (0.101 R)
• M4: 1,754,633 km (0.104 R)
• M5: 2,492,450 km (0.114 R)
• M6: 4,136,980 km (0.077 R)
• M7: 4,499,306 km (0.117 R)
• M8: 4,882,874 km (0.069 R)
• M9: 5,463,165 km (0.03 R)
• M10: 7,135,968 km (0.074 R)
• M11: 7,393,875 km (0.094 R)
• M12: 7,657,915 km (0.084 R)
• M13: 8,019,942 km (0.12 R)
• M14: 8,298,792 km (0.084 R)
• M15: 12,231,122 km (0.061 R)
• M16: 20,600,973 km (0.082 R)
• M17: 21,567,824 km (0.03 R)
• M18: 24,261,633 km (0.098 R)
• M19: 28,226,725 km (0.1 R)
• M20: 31,555,876 km (0.047 R)
• M21: 32,603,510 km (0.102 R)
• M22: 34,036,059 km (0.111 R)
• M23: 35,014,130 km (0.064 R)
• M24: 39,782,412 km (0.05 R)
• M25: 42,954,785 km (0.108 R)
• M26: 43,666,122 km (0.107 R)
• M27: 44,385,090 km (0.06 R)
• M28: 46,440,714 km (0.102 R)
• M29: 48,099,605 km (0.103 R)
• M30: 50,898,731 km (0.1 R)
• M31: 54,299,539 km (0.091 R)

Planet 9 - Ice Giant

Semi-Major Axis: 11.31 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 452.9

Radius: 6.9

Gravity: 9.51 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 10.6 AU - 12.02 AU

Year: 16488 Days

Day: 23.2 Hours

Environment

Temp: -201 °C

Axial Tilt: 1.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 42,733,398 km

• M1: 92,302 km (0.054 R)
• M2: 342,430 km (0.089 R)
• M3: 1,073,664 km (0.096 R)
• M4: 1,475,933 km (0.08 R)
• M5: 2,915,513 km (0.103 R)
• M6: 3,537,690 km (0.109 R)
• M7: 4,215,070 km (0.119 R)
• M8: 6,205,020 km (0.086 R)
• M9: 6,642,893 km (0.106 R)
• M10: 9,926,866 km (0.102 R)
• M11: 10,749,654 km (0.111 R)
• M12: 12,718,362 km (0.027 R)
• M13: 15,701,045 km (0.089 R)
• M14: 16,588,908 km (0.117 R)
• M15: 19,369,334 km (0.105 R)
• M16: 20,476,657 km (0.057 R)
• M17: 20,913,633 km (0.092 R)
• M18: 25,329,612 km (0.106 R)
• M19: 29,325,222 km (0.06 R)
• M20: 33,239,450 km (0.069 R)
• M21: 34,208,545 km (0.081 R)
• M22: 35,571,681 km (0.073 R)
• M23: 37,879,677 km (0.119 R)
• M24: 40,696,306 km (0.056 R)
• M25: 47,805,196 km (0.114 R)
• M26: 49,507,471 km (0.082 R)
• M27: 53,360,962 km (0.105 R)
• M28: 55,360,637 km (0.079 R)

Planet 10 - Ice Giant

Semi-Major Axis: 13.26 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 110.8

Radius: 6.1

Gravity: 2.98 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 10.3 AU - 16.22 AU

Year: 20930 Days

Day: 21.1 Hours

Environment

Temp: -209 °C

Axial Tilt: 44 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 42,733,398 km

• M1: 76,295 km (0.105 R)
• M2: 292,913 km (0.11 R)
• M3: 594,801 km (0.096 R)
• M4: 1,116,299 km (0.107 R)
• M5: 1,310,178 km (0.114 R)
• M6: 1,513,332 km (0.117 R)
• M7: 8,792,316 km (0.106 R)
• M8: 17,361,730 km (0.068 R)
• M9: 17,643,573 km (0.065 R)
• M10: 21,998,516 km (0.063 R)
• M11: 24,821,279 km (0.035 R)
• M12: 31,694,403 km (0.099 R)
• M13: 35,393,510 km (0.027 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: 346 - 15,182 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit