🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.57

Radius: 1.46

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 0.4 AU - 0.64 AU

Year: 138 Days

Day: 36.6 Hours

Environment

Temp: 235 °C

Axial Tilt: 28.4 °

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: 1.03

Radius: 1.01

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 0.59 AU - 0.67 AU

Year: 184 Days

Day: 23.8 Hours

Environment

Temp: 141 °C

Axial Tilt: 35.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.39 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.67

Radius: 1.48

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 1.35 AU - 1.43 AU

Year: 605 Days

Day: 24.1 Hours

Environment

Temp: -24 °C

Axial Tilt: 6.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.73 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.81

Radius: 0.92

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 1.46 AU - 2 AU

Year: 840 Days

Day: 47.8 Hours

Environment

Temp: -57 °C

Axial Tilt: 10.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.16 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.32

Radius: 1.12

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 2.11 AU - 2.21 AU

Year: 1171 Days

Day: 17.9 Hours

Environment

Temp: -70 °C

Axial Tilt: 10.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 105,268,024 km

• M1: 26,180 km (0.052 R)
• M2: 871,856 km (0.049 R)

Planet 6 - Terrestrial

Semi-Major Axis: 4.4 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.3

Radius: 1.11

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 3.63 AU - 5.17 AU

Year: 3405 Days

Day: 37.2 Hours

Environment

Temp: -123 °C

Axial Tilt: 1.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 105,268,024 km

• M1: 806,333 km (0.083 R)

Asteroid Belt

Center: 4.74 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 5.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 227.7

Radius: 12

Gravity: 1.58 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 4.35 AU - 5.81 AU

Year: 4224 Days

Day: 13.7 Hours

Environment

Temp: -148 °C

Axial Tilt: 16 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 105,268,024 km

• M1: 150,495 km (0.032 R)
• M2: 606,171 km (0.093 R)
• M3: 1,028,934 km (0.114 R)
• M4: 1,572,872 km (0.075 R)
• M5: 2,013,887 km (0.117 R)
• M6: 2,879,011 km (0.046 R)
• M7: 3,388,541 km (0.116 R)
• M8: 3,824,021 km (0.11 R)
• M9: 4,235,565 km (0.035 R)
• M10: 4,987,892 km (0.101 R)
• M11: 6,083,846 km (0.099 R)
• M12: 7,013,597 km (0.057 R)
• M13: 7,393,276 km (0.106 R)
• M14: 9,432,146 km (0.082 R)
• M15: 10,151,562 km (0.073 R)
• M16: 10,829,839 km (0.097 R)
• M17: 11,740,291 km (0.043 R)
• M18: 13,134,843 km (0.078 R)
• M19: 15,259,282 km (0.045 R)
• M20: 15,799,480 km (0.1 R)

Planet 8 - Gas Giant

Semi-Major Axis: 5.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 782.9

Radius: 8.7

Gravity: 10.34 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 5.32 AU - 6.02 AU

Year: 4981 Days

Day: 8.2 Hours

Environment

Temp: -151 °C

Axial Tilt: 28.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 105,268,024 km

• M1: 108,159 km (0.088 R)
• M2: 470,485 km (0.043 R)
• M3: 753,824 km (0.051 R)
• M4: 1,070,522 km (0.089 R)
• M5: 1,408,165 km (0.091 R)
• M6: 2,656,110 km (0.063 R)
• M7: 3,666,494 km (0.073 R)
• M8: 6,200,084 km (0.061 R)
• M9: 7,733,612 km (0.05 R)
• M10: 8,030,713 km (0.03 R)
• M11: 8,568,966 km (0.084 R)
• M12: 12,569,811 km (0.072 R)
• M13: 14,604,343 km (0.106 R)
• M14: 22,233,086 km (0.082 R)
• M15: 23,140,247 km (0.106 R)
• M16: 25,597,392 km (0.094 R)
• M17: 27,615,468 km (0.101 R)
• M18: 28,663,251 km (0.09 R)
• M19: 31,304,551 km (0.1 R)

Planet 9 - Ice Giant

Semi-Major Axis: 18.13 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 894.4

Radius: 4.1

Gravity: 53.21 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 15.37 AU - 20.89 AU

Year: 28482 Days

Day: 19.5 Hours

Environment

Temp: -205 °C

Axial Tilt: 19.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 105,268,024 km

• M1: 51,162 km (0.079 R)
• M2: 194,926 km (0.107 R)
• M3: 398,978 km (0.103 R)
• M4: 532,269 km (0.12 R)
• M5: 717,172 km (0.077 R)
• M6: 867,668 km (0.093 R)
• M7: 997,818 km (0.039 R)
• M8: 1,126,173 km (0.096 R)
• M9: 1,636,601 km (0.075 R)
• M10: 2,752,152 km (0.053 R)
• M11: 3,596,632 km (0.076 R)
• M12: 4,838,294 km (0.091 R)
• M13: 8,416,526 km (0.063 R)
• M14: 8,652,142 km (0.095 R)
• M15: 11,542,373 km (0.085 R)
• M16: 12,581,929 km (0.091 R)
• M17: 14,845,345 km (0.098 R)
• M18: 15,363,402 km (0.082 R)
• M19: 16,435,420 km (0.114 R)
• M20: 18,135,600 km (0.113 R)
• M21: 19,536,435 km (0.107 R)
• M22: 21,880,933 km (0.072 R)
• M23: 24,168,882 km (0.073 R)
• M24: 24,644,903 km (0.077 R)
• M25: 27,632,971 km (0.104 R)
• M26: 30,026,237 km (0.052 R)
• M27: 31,838,316 km (0.047 R)
• M28: 34,615,750 km (0.032 R)
• M29: 37,868,607 km (0.091 R)
• M30: 40,646,639 km (0.094 R)
• M31: 58,917,476 km (0.046 R)
• M32: 61,526,911 km (0.065 R)
• M33: 76,754,180 km (0.118 R)
• M34: 77,266,702 km (0.119 R)
• M35: 78,039,674 km (0.075 R)
• M36: 92,559,643 km (0.048 R)
• M37: 94,015,679 km (0.075 R)
• M38: 104,638,026 km (0.082 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 506 - 19,784 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit