🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.09

Radius: 1.76

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 0.57 AU - 0.67 AU

Year: 219 Days

Day: 27.9 Hours

Environment

Temp: 6 °C

Axial Tilt: 0.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 1.67 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.83

Radius: 1.52

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 1.39 AU - 1.95 AU

Year: 970 Days

Day: 23.7 Hours

Environment

Temp: -106 °C

Axial Tilt: 128.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.71 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.86

Radius: 0.94

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 1.6 AU - 1.82 AU

Year: 1005 Days

Day: 45.8 Hours

Environment

Temp: -126 °C

Axial Tilt: 33.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 73,216,296 km

• M1: 122,521 km (0.11 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.73 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.03

Radius: 1.01

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 1.59 AU - 1.87 AU

Year: 1023 Days

Day: 13.1 Hours

Environment

Temp: -120 °C

Axial Tilt: 3.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.06 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.91

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 1.99 AU - 2.13 AU

Year: 1329 Days

Day: 16.3 Hours

Environment

Temp: -123 °C

Axial Tilt: 44.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.44 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 2.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 519

Radius: 14.5

Gravity: 2.47 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 2.43 AU - 3.19 AU

Year: 2118 Days

Day: 10.1 Hours

Environment

Temp: -152 °C

Axial Tilt: 37.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 73,216,296 km

• M1: 180,415 km (0.098 R)
• M2: 767,587 km (0.062 R)
• M3: 1,317,209 km (0.107 R)
• M4: 1,783,655 km (0.089 R)
• M5: 2,350,482 km (0.115 R)
• M6: 2,933,315 km (0.079 R)
• M7: 4,240,800 km (0.102 R)
• M8: 6,474,446 km (0.105 R)
• M9: 7,295,589 km (0.093 R)
• M10: 9,504,701 km (0.085 R)
• M11: 10,215,590 km (0.113 R)
• M12: 11,107,941 km (0.119 R)
• M13: 12,603,022 km (0.097 R)
• M14: 13,461,864 km (0.064 R)
• M15: 15,387,787 km (0.064 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 850

Radius: 9.7

Gravity: 9.03 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 3.57 AU - 5.69 AU

Year: 4479 Days

Day: 13.6 Hours

Environment

Temp: -171 °C

Axial Tilt: 7.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 73,216,296 km

• M1: 126,261 km (0.049 R)
• M2: 458,218 km (0.11 R)
• M3: 2,298,422 km (0.107 R)
• M4: 3,005,870 km (0.115 R)
• M5: 3,874,734 km (0.102 R)
• M6: 4,198,913 km (0.112 R)
• M7: 5,090,068 km (0.071 R)
• M8: 7,278,236 km (0.119 R)
• M9: 7,630,239 km (0.105 R)
• M10: 10,599,458 km (0.099 R)
• M11: 11,997,001 km (0.071 R)
• M12: 12,740,054 km (0.083 R)
• M13: 13,778,263 km (0.044 R)
• M14: 14,427,667 km (0.099 R)
• M15: 15,613,081 km (0.116 R)
• M16: 16,862,074 km (0.098 R)
• M17: 17,542,445 km (0.111 R)
• M18: 17,857,647 km (0.104 R)
• M19: 22,977,036 km (0.087 R)
• M20: 26,858,054 km (0.071 R)
• M21: 27,785,860 km (0.112 R)
• M22: 30,153,396 km (0.109 R)

Planet 8 - Gas Giant

Semi-Major Axis: 8.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 443.7

Radius: 9.6

Gravity: 4.81 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 8.08 AU - 9.54 AU

Year: 11757 Days

Day: 11.9 Hours

Environment

Temp: -189 °C

Axial Tilt: 31.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 73,216,296 km

• M1: 119,379 km (0.106 R)
• M2: 583,731 km (0.119 R)
• M3: 1,326,484 km (0.097 R)
• M4: 2,198,341 km (0.068 R)
• M5: 3,964,792 km (0.098 R)
• M6: 4,812,414 km (0.103 R)
• M7: 6,486,863 km (0.103 R)
• M8: 8,168,193 km (0.076 R)
• M9: 9,923,724 km (0.053 R)
• M10: 11,477,298 km (0.091 R)
• M11: 16,060,079 km (0.117 R)
• M12: 20,667,694 km (0.074 R)
• M13: 22,751,742 km (0.11 R)
• M14: 24,880,370 km (0.111 R)
• M15: 31,200,431 km (0.088 R)
• M16: 32,058,824 km (0.074 R)
• M17: 42,565,232 km (0.063 R)
• M18: 43,223,014 km (0.094 R)

Planet 9 - Ice Giant

Semi-Major Axis: 11.52 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 942

Radius: 4

Gravity: 58.88 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 10.55 AU - 12.49 AU

Year: 17579 Days

Day: 18.3 Hours

Environment

Temp: -215 °C

Axial Tilt: 2.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 73,216,296 km

• M1: 54,304 km (0.117 R)
• M2: 316,848 km (0.07 R)
• M3: 607,517 km (0.075 R)
• M4: 768,335 km (0.049 R)
• M5: 1,942,080 km (0.118 R)
• M6: 2,338,963 km (0.119 R)
• M7: 2,838,171 km (0.089 R)
• M8: 3,948,187 km (0.089 R)
• M9: 5,319,401 km (0.093 R)
• M10: 8,901,522 km (0.064 R)
• M11: 12,748,731 km (0.074 R)
• M12: 15,663,196 km (0.112 R)
• M13: 18,452,299 km (0.079 R)
• M14: 18,721,126 km (0.071 R)
• M15: 23,386,037 km (0.101 R)
• M16: 24,018,537 km (0.105 R)
• M17: 26,777,420 km (0.112 R)
• M18: 27,353,372 km (0.078 R)
• M19: 29,986,295 km (0.093 R)
• M20: 33,841,731 km (0.086 R)
• M21: 35,748,954 km (0.099 R)
• M22: 40,827,802 km (0.086 R)
• M23: 40,979,644 km (0.083 R)
• M24: 41,437,264 km (0.088 R)
• M25: 43,617,802 km (0.038 R)
• M26: 49,746,528 km (0.094 R)
• M27: 51,673,498 km (0.062 R)
• M28: 56,424,577 km (0.108 R)
• M29: 60,665,527 km (0.105 R)
• M30: 64,289,386 km (0.053 R)
• M31: 65,945,285 km (0.118 R)
• M32: 71,743,848 km (0.077 R)

Planet 10 - Ice Giant

Semi-Major Axis: 11.76 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 742.6

Radius: 4.2

Gravity: 42.1 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 9.04 AU - 14.48 AU

Year: 18131 Days

Day: 22.2 Hours

Environment

Temp: -211 °C

Axial Tilt: 20 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 73,216,296 km

• M1: 52,359 km (0.112 R)
• M2: 386,860 km (0.095 R)
• M3: 1,089,222 km (0.026 R)
• M4: 1,308,682 km (0.108 R)
• M5: 1,492,388 km (0.025 R)
• M6: 1,745,957 km (0.062 R)
• M7: 3,270,509 km (0.058 R)
• M8: 5,434,143 km (0.059 R)
• M9: 7,361,113 km (0.115 R)
• M10: 8,659,922 km (0.111 R)
• M11: 9,418,981 km (0.116 R)
• M12: 13,108,663 km (0.119 R)
• M13: 15,002,273 km (0.08 R)
• M14: 15,541,723 km (0.027 R)
• M15: 17,237,415 km (0.07 R)
• M16: 19,141,945 km (0.087 R)
• M17: 20,424,448 km (0.106 R)
• M18: 29,103,219 km (0.077 R)
• M19: 31,790,595 km (0.114 R)
• M20: 32,169,526 km (0.114 R)
• M21: 33,065,169 km (0.102 R)
• M22: 33,977,267 km (0.075 R)
• M23: 35,988,161 km (0.108 R)
• M24: 40,245,118 km (0.094 R)
• M25: 53,034,091 km (0.072 R)
• M26: 69,124,688 km (0.104 R)
• M27: 69,336,070 km (0.097 R)
• M28: 73,216,339 km (0.095 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 188 - 13,516 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit