🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.72 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.35

Radius: 1.8

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 0.67 AU - 0.77 AU

Year: 223 Days

Day: 22.1 Hours

Environment

Temp: 131 °C

Axial Tilt: 7.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.77 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 5

Radius: 1.9

Gravity: 1.39 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 0.68 AU - 0.86 AU

Year: 247 Days

Day: 20.9 Hours

Environment

Temp: 97 °C

Axial Tilt: 0.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 86,258,967 km

• M1: 56,847 km (0.079 R)
• M2: 81,082 km (0.046 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.73

Radius: 1.25

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 1.25 AU - 1.79 AU

Year: 684 Days

Day: 15.6 Hours

Environment

Temp: -38 °C

Axial Tilt: 13.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 86,258,967 km

• M1: 45,029 km (0.116 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.79 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.52

Radius: 1.18

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 3.27 AU - 4.31 AU

Year: 2695 Days

Day: 31.8 Hours

Environment

Temp: -126 °C

Axial Tilt: 26.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 4.17 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.44

Radius: 1.43

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 3.7 AU - 4.64 AU

Year: 3110 Days

Day: 32.5 Hours

Environment

Temp: -124 °C

Axial Tilt: 24.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 4.22 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.97

Radius: 1.74

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 3.79 AU - 4.65 AU

Year: 3166 Days

Day: 35.1 Hours

Environment

Temp: -136 °C

Axial Tilt: 42.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 86,258,967 km

• M1: 562,638 km (0.11 R)

Asteroid Belt

Center: 5.46 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 6.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 376.8

Radius: 14.3

Gravity: 1.84 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 5.05 AU - 8.33 AU

Year: 6320 Days

Day: 9.4 Hours

Environment

Temp: -159 °C

Axial Tilt: 24.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 86,258,967 km

• M1: 181,462 km (0.096 R)
• M2: 671,545 km (0.047 R)
• M3: 1,183,020 km (0.081 R)
• M4: 1,730,399 km (0.119 R)
• M5: 2,322,806 km (0.081 R)
• M6: 4,960,516 km (0.107 R)
• M7: 5,728,701 km (0.111 R)
• M8: 10,293,530 km (0.078 R)
• M9: 11,041,968 km (0.116 R)
• M10: 12,064,171 km (0.094 R)
• M11: 16,853,397 km (0.118 R)
• M12: 17,894,000 km (0.101 R)
• M13: 18,525,901 km (0.064 R)
• M14: 19,042,163 km (0.113 R)
• M15: 20,238,797 km (0.083 R)
• M16: 22,199,277 km (0.052 R)
• M17: 24,980,152 km (0.078 R)

Planet 8 - Gas Giant

Semi-Major Axis: 11.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 111.7

Radius: 12.7

Gravity: 0.69 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 11.17 AU - 11.83 AU

Year: 14244 Days

Day: 10.9 Hours

Environment

Temp: -186 °C

Axial Tilt: 32.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 86,258,967 km

• M1: 160,519 km (0.076 R)
• M2: 778,956 km (0.066 R)
• M3: 1,420,731 km (0.066 R)
• M4: 2,516,087 km (0.116 R)
• M5: 3,164,593 km (0.053 R)
• M6: 3,583,467 km (0.06 R)
• M7: 9,817,211 km (0.095 R)
• M8: 10,350,377 km (0.104 R)
• M9: 15,456,901 km (0.115 R)
• M10: 15,936,212 km (0.086 R)
• M11: 20,852,597 km (0.12 R)
• M12: 25,599,636 km (0.11 R)
• M13: 26,441,124 km (0.106 R)

Planet 9 - Ice Giant

Semi-Major Axis: 16.27 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 694.8

Radius: 6.2

Gravity: 18.07 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 12.97 AU - 19.57 AU

Year: 23970 Days

Day: 22.8 Hours

Environment

Temp: -185 °C

Axial Tilt: 32 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 86,258,967 km

• M1: 77,193 km (0.085 R)
• M2: 334,501 km (0.113 R)
• M3: 910,004 km (0.069 R)
• M4: 1,375,852 km (0.085 R)
• M5: 2,051,286 km (0.082 R)
• M6: 2,669,424 km (0.082 R)
• M7: 3,118,218 km (0.11 R)
• M8: 5,428,907 km (0.102 R)
• M9: 6,060,359 km (0.114 R)
• M10: 6,371,373 km (0.096 R)
• M11: 6,646,334 km (0.119 R)
• M12: 7,025,266 km (0.093 R)
• M13: 11,509,163 km (0.065 R)
• M14: 11,986,380 km (0.118 R)
• M15: 12,405,852 km (0.102 R)
• M16: 13,348,319 km (0.081 R)
• M17: 17,508,486 km (0.044 R)
• M18: 17,777,014 km (0.069 R)
• M19: 20,616,681 km (0.063 R)
• M20: 22,352,914 km (0.079 R)
• M21: 22,669,164 km (0.069 R)
• M22: 24,406,294 km (0.11 R)
• M23: 24,629,494 km (0.103 R)
• M24: 25,997,417 km (0.103 R)
• M25: 32,244,325 km (0.029 R)
• M26: 33,741,351 km (0.101 R)
• M27: 38,358,689 km (0.081 R)
• M28: 41,132,383 km (0.057 R)
• M29: 44,036,976 km (0.098 R)
• M30: 45,202,493 km (0.115 R)
• M31: 51,157,385 km (0.072 R)
• M32: 57,812,247 km (0.05 R)
• M33: 65,021,219 km (0.087 R)
• M34: 67,624,521 km (0.115 R)
• M35: 77,763,965 km (0.111 R)
• M36: 78,732,911 km (0.108 R)
• M37: 82,438,599 km (0.099 R)
• M38: 86,259,030 km (0.115 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 511 - 15,392 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit