🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.96

Radius: 1.31

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 0.43 AU - 0.63 AU

Year: 149 Days

Day: 14.1 Hours

Environment

Temp: 156 °C

Axial Tilt: 8.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.4

Radius: 0.69

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 0.5 AU - 0.76 AU

Year: 193 Days

Day: 23.2 Hours

Environment

Temp: 158 °C

Axial Tilt: 34.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.14 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.31

Radius: 1.4

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 0.88 AU - 1.4 AU

Year: 469 Days

Day: 32.8 Hours

Environment

Temp: -2 °C

Axial Tilt: 47 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 69,079,443 km

• M1: 788,680 km (0.058 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.39 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.82

Radius: 1.71

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 1.28 AU - 1.5 AU

Year: 631 Days

Day: 20.2 Hours

Environment

Temp: -42 °C

Axial Tilt: 20.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 69,079,443 km

• M1: 1,088,025 km (0.069 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.99 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.05

Radius: 1.02

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 2.53 AU - 3.45 AU

Year: 1991 Days

Day: 16.3 Hours

Environment

Temp: -120 °C

Axial Tilt: 25.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 4.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 362.2

Radius: 10.8

Gravity: 3.11 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 3.96 AU - 5.44 AU

Year: 3923 Days

Day: 10 Hours

Environment

Temp: -149 °C

Axial Tilt: 31.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 69,079,443 km

• M1: 134,488 km (0.074 R)
• M2: 522,695 km (0.109 R)
• M3: 882,777 km (0.116 R)
• M4: 2,209,261 km (0.03 R)
• M5: 2,547,353 km (0.081 R)
• M6: 4,841,585 km (0.055 R)
• M7: 5,418,435 km (0.049 R)
• M8: 6,230,602 km (0.074 R)
• M9: 7,212,861 km (0.103 R)
• M10: 9,373,354 km (0.097 R)
• M11: 9,890,065 km (0.118 R)
• M12: 11,142,349 km (0.054 R)
• M13: 11,512,903 km (0.069 R)
• M14: 13,032,966 km (0.034 R)
• M15: 13,490,886 km (0.088 R)
• M16: 17,275,113 km (0.036 R)
• M17: 18,564,348 km (0.074 R)
• M18: 19,261,923 km (0.041 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 406

Radius: 13.3

Gravity: 2.3 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 4.38 AU - 5.52 AU

Year: 4240 Days

Day: 7.4 Hours

Environment

Temp: -141 °C

Axial Tilt: 25.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 69,079,443 km

• M1: 165,904 km (0.114 R)
• M2: 786,735 km (0.117 R)
• M3: 1,393,504 km (0.054 R)
• M4: 2,166,776 km (0.049 R)
• M5: 2,723,130 km (0.089 R)
• M6: 4,454,127 km (0.107 R)
• M7: 4,941,367 km (0.079 R)
• M8: 5,996,331 km (0.052 R)
• M9: 8,171,484 km (0.076 R)
• M10: 9,196,230 km (0.059 R)
• M11: 9,951,550 km (0.085 R)
• M12: 11,543,271 km (0.116 R)
• M13: 14,117,551 km (0.117 R)
• M14: 15,961,943 km (0.102 R)
• M15: 20,374,931 km (0.079 R)

Planet 8 - Ice Giant

Semi-Major Axis: 12.06 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 788.6

Radius: 5.2

Gravity: 29.16 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 11.05 AU - 13.07 AU

Year: 16125 Days

Day: 16.9 Hours

Environment

Temp: -186 °C

Axial Tilt: 4.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 69,079,443 km

• M1: 64,776 km (0.069 R)
• M2: 560,842 km (0.057 R)
• M3: 882,627 km (0.112 R)
• M4: 1,468,901 km (0.077 R)
• M5: 1,713,344 km (0.113 R)
• M6: 2,180,987 km (0.071 R)
• M7: 2,390,275 km (0.103 R)
• M8: 2,729,563 km (0.062 R)
• M9: 3,588,853 km (0.113 R)
• M10: 3,851,696 km (0.058 R)
• M11: 4,856,096 km (0.12 R)
• M12: 5,214,383 km (0.031 R)
• M13: 5,863,788 km (0.1 R)
• M14: 9,005,792 km (0.108 R)
• M15: 9,491,387 km (0.03 R)
• M16: 10,281,263 km (0.076 R)
• M17: 10,932,014 km (0.101 R)
• M18: 11,547,011 km (0.111 R)
• M19: 11,735,953 km (0.111 R)
• M20: 11,991,017 km (0.114 R)
• M21: 12,578,488 km (0.107 R)
• M22: 16,039,884 km (0.083 R)
• M23: 24,870,347 km (0.107 R)
• M24: 25,824,332 km (0.081 R)
• M25: 26,473,737 km (0.118 R)
• M26: 27,468,114 km (0.088 R)
• M27: 27,917,955 km (0.059 R)
• M28: 29,648,652 km (0.107 R)
• M29: 29,884,718 km (0.081 R)
• M30: 33,833,802 km (0.096 R)
• M31: 34,480,813 km (0.116 R)
• M32: 40,533,244 km (0.088 R)
• M33: 44,422,938 km (0.11 R)
• M34: 45,511,113 km (0.025 R)
• M35: 46,457,918 km (0.095 R)
• M36: 48,717,893 km (0.115 R)
• M37: 53,630,537 km (0.071 R)
• M38: 64,031,629 km (0.116 R)
• M39: 65,819,473 km (0.059 R)
• M40: 67,436,327 km (0.088 R)
• M41: 68,460,174 km (0.07 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: 263 - 15,634 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit