🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.19 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.55

Radius: 1.45

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 1.17 AU - 1.21 AU

Year: 452 Days

Day: 17.8 Hours

Environment

Temp: 21 °C

Axial Tilt: 39.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 1.46 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.47

Radius: 1.44

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 1.43 AU - 1.49 AU

Year: 614 Days

Day: 23.4 Hours

Environment

Temp: -5 °C

Axial Tilt: 35.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.76 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.15

Radius: 1.36

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 1.48 AU - 2.04 AU

Year: 813 Days

Day: 35.8 Hours

Environment

Temp: -26 °C

Axial Tilt: 9.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 55,049,010 km

• M1: 287,826 km (0.039 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.39 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.48

Radius: 1.82

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 1.9 AU - 2.88 AU

Year: 1287 Days

Day: 39.6 Hours

Environment

Temp: -70 °C

Axial Tilt: 38.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 4.18 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.96

Radius: 1.31

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 3.31 AU - 5.05 AU

Year: 2976 Days

Day: 30.6 Hours

Environment

Temp: -108 °C

Axial Tilt: 26.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.34 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 6.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 298.9

Radius: 14.7

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 5.13 AU - 7.85 AU

Year: 5758 Days

Day: 10.6 Hours

Environment

Temp: -136 °C

Axial Tilt: 48.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 55,049,010 km

• M1: 183,257 km (0.042 R)
• M2: 761,004 km (0.108 R)
• M3: 1,437,935 km (0.066 R)
• M4: 2,776,237 km (0.091 R)
• M5: 3,305,215 km (0.109 R)
• M6: 4,160,018 km (0.065 R)
• M7: 5,006,442 km (0.077 R)
• M8: 5,797,067 km (0.05 R)
• M9: 7,266,866 km (0.095 R)
• M10: 7,763,232 km (0.119 R)
• M11: 8,714,226 km (0.09 R)
• M12: 9,313,515 km (0.12 R)
• M13: 10,305,199 km (0.078 R)
• M14: 11,542,523 km (0.046 R)
• M15: 12,220,201 km (0.115 R)
• M16: 12,686,797 km (0.105 R)
• M17: 14,260,267 km (0.069 R)
• M18: 15,307,901 km (0.106 R)
• M19: 16,350,000 km (0.093 R)
• M20: 18,091,170 km (0.075 R)
• M21: 19,953,065 km (0.105 R)
• M22: 23,478,189 km (0.044 R)
• M23: 24,715,513 km (0.114 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 799.8

Radius: 12.8

Gravity: 4.88 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 9.02 AU - 10.42 AU

Year: 10553 Days

Day: 7.8 Hours

Environment

Temp: -168 °C

Axial Tilt: 39.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 55,049,010 km

• M1: 159,172 km (0.078 R)
• M2: 589,116 km (0.113 R)
• M3: 1,185,862 km (0.095 R)
• M4: 1,743,414 km (0.117 R)
• M5: 2,716,398 km (0.106 R)
• M6: 3,229,519 km (0.081 R)
• M7: 3,806,967 km (0.116 R)
• M8: 5,609,172 km (0.057 R)
• M9: 6,109,727 km (0.051 R)
• M10: 6,797,278 km (0.105 R)
• M11: 7,578,179 km (0.087 R)
• M12: 9,566,784 km (0.053 R)
• M13: 12,056,840 km (0.086 R)
• M14: 13,896,745 km (0.12 R)
• M15: 14,616,161 km (0.101 R)
• M16: 17,145,562 km (0.118 R)
• M17: 19,065,351 km (0.05 R)
• M18: 20,201,098 km (0.119 R)
• M19: 23,602,654 km (0.066 R)
• M20: 28,918,465 km (0.076 R)
• M21: 31,741,676 km (0.092 R)
• M22: 34,270,179 km (0.09 R)
• M23: 35,704,673 km (0.11 R)
• M24: 38,565,134 km (0.062 R)
• M25: 43,482,267 km (0.071 R)
• M26: 44,317,172 km (0.089 R)
• M27: 44,879,660 km (0.111 R)
• M28: 50,311,110 km (0.099 R)
• M29: 50,769,777 km (0.093 R)

Planet 8 - Gas Giant

Semi-Major Axis: 10.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 664.3

Radius: 12.3

Gravity: 4.39 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 9.85 AU - 11.91 AU

Year: 12498 Days

Day: 6 Hours

Environment

Temp: -178 °C

Axial Tilt: 3.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 55,049,010 km

• M1: 306,825 km (0.079 R)
• M2: 1,063,192 km (0.066 R)
• M3: 2,020,170 km (0.064 R)
• M4: 2,800,472 km (0.111 R)
• M5: 4,048,268 km (0.102 R)
• M6: 4,702,908 km (0.109 R)
• M7: 7,139,259 km (0.104 R)
• M8: 10,159,640 km (0.092 R)
• M9: 11,833,491 km (0.077 R)
• M10: 12,430,386 km (0.108 R)
• M11: 13,749,241 km (0.028 R)
• M12: 15,863,657 km (0.107 R)
• M13: 17,875,001 km (0.029 R)
• M14: 24,346,305 km (0.088 R)
• M15: 26,103,931 km (0.104 R)
• M16: 27,944,733 km (0.117 R)
• M17: 29,004,035 km (0.107 R)
• M18: 30,420,877 km (0.108 R)
• M19: 36,426,932 km (0.092 R)
• M20: 39,245,655 km (0.107 R)
• M21: 40,842,911 km (0.12 R)
• M22: 46,186,697 km (0.081 R)

Kuiper Belt

Range: 31.5 - 59.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 265 - 20,228 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit