🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.96

Radius: 1.9

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 0.53 AU - 0.57 AU

Year: 182 Days

Day: 24 Hours

Environment

Temp: 7 °C

Axial Tilt: 14.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 0.8 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.24

Radius: 1.78

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 0.68 AU - 0.92 AU

Year: 319 Days

Day: 25.4 Hours

Environment

Temp: -48 °C

Axial Tilt: 31.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 0.89 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.83

Radius: 1.52

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 0.75 AU - 1.03 AU

Year: 375 Days

Day: 42.2 Hours

Environment

Temp: -61 °C

Axial Tilt: 32.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 74,341,096 km

• M1: 363,373 km (0.114 R)

Asteroid Belt

Center: 1.98 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 3.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 297.1

Radius: 9.3

Gravity: 3.44 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 2.53 AU - 3.61 AU

Year: 2400 Days

Day: 9.4 Hours

Environment

Temp: -148 °C

Axial Tilt: 32.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 74,341,096 km

• M1: 115,639 km (0.059 R)
• M2: 550,071 km (0.103 R)
• M3: 959,222 km (0.097 R)
• M4: 1,468,453 km (0.119 R)
• M5: 1,991,896 km (0.11 R)
• M6: 4,221,203 km (0.059 R)
• M7: 4,524,288 km (0.031 R)
• M8: 5,839,254 km (0.079 R)
• M9: 7,806,466 km (0.097 R)
• M10: 8,441,509 km (0.038 R)
• M11: 9,651,307 km (0.08 R)
• M12: 10,348,732 km (0.027 R)
• M13: 11,366,745 km (0.052 R)
• M14: 12,604,668 km (0.089 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 666.4

Radius: 12.8

Gravity: 4.07 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 2.69 AU - 4.11 AU

Year: 2798 Days

Day: 13.7 Hours

Environment

Temp: -165 °C

Axial Tilt: 29.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 74,341,096 km

• M1: 159,471 km (0.12 R)
• M2: 759,658 km (0.035 R)
• M3: 1,222,065 km (0.102 R)
• M4: 3,872,341 km (0.069 R)
• M5: 4,319,938 km (0.03 R)
• M6: 4,916,684 km (0.107 R)
• M7: 5,393,751 km (0.08 R)
• M8: 5,875,456 km (0.108 R)
• M9: 6,780,673 km (0.095 R)
• M10: 7,745,430 km (0.029 R)
• M11: 9,077,449 km (0.046 R)
• M12: 10,479,181 km (0.083 R)
• M13: 11,642,753 km (0.106 R)
• M14: 12,537,798 km (0.098 R)
• M15: 13,204,705 km (0.103 R)
• M16: 14,706,667 km (0.12 R)
• M17: 15,854,682 km (0.103 R)
• M18: 16,477,009 km (0.115 R)
• M19: 18,669,365 km (0.111 R)
• M20: 19,305,007 km (0.115 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 243.1

Radius: 12.9

Gravity: 1.46 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 5.99 AU - 6.09 AU

Year: 6624 Days

Day: 6.9 Hours

Environment

Temp: -188 °C

Axial Tilt: 48.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 74,341,096 km

• M1: 160,369 km (0.092 R)
• M2: 595,400 km (0.111 R)
• M3: 1,032,076 km (0.086 R)
• M4: 2,638,607 km (0.109 R)
• M5: 3,847,508 km (0.062 R)
• M6: 4,709,341 km (0.087 R)
• M7: 5,695,789 km (0.099 R)
• M8: 6,150,567 km (0.089 R)
• M9: 6,691,214 km (0.069 R)
• M10: 10,088,731 km (0.112 R)
• M11: 11,905,597 km (0.118 R)
• M12: 14,813,480 km (0.107 R)
• M13: 16,347,008 km (0.058 R)
• M14: 19,344,949 km (0.036 R)
• M15: 21,650,103 km (0.085 R)
• M16: 23,839,767 km (0.027 R)

Planet 7 - Ice Giant

Semi-Major Axis: 13.3 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 475.4

Radius: 4.7

Gravity: 21.52 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 10.65 AU - 15.95 AU

Year: 21644 Days

Day: 15.5 Hours

Environment

Temp: -200 °C

Axial Tilt: 10.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 74,341,096 km

• M1: 58,493 km (0.105 R)
• M2: 643,271 km (0.105 R)
• M3: 1,378,844 km (0.109 R)
• M4: 1,879,847 km (0.079 R)
• M5: 2,608,239 km (0.114 R)
• M6: 5,315,063 km (0.077 R)
• M7: 5,582,245 km (0.115 R)
• M8: 6,102,247 km (0.114 R)
• M9: 7,009,558 km (0.111 R)
• M10: 7,519,088 km (0.063 R)
• M11: 9,581,145 km (0.118 R)
• M12: 9,806,140 km (0.118 R)
• M13: 10,681,138 km (0.042 R)
• M14: 12,385,357 km (0.064 R)
• M15: 14,482,420 km (0.114 R)
• M16: 16,886,159 km (0.105 R)
• M17: 17,463,457 km (0.081 R)
• M18: 18,053,920 km (0.076 R)
• M19: 19,008,504 km (0.101 R)
• M20: 19,633,225 km (0.044 R)
• M21: 22,863,192 km (0.089 R)
• M22: 23,164,033 km (0.095 R)
• M23: 24,919,565 km (0.1 R)
• M24: 26,210,744 km (0.087 R)
• M25: 26,761,713 km (0.06 R)
• M26: 27,432,958 km (0.098 R)
• M27: 36,795,092 km (0.088 R)
• M28: 39,753,241 km (0.109 R)
• M29: 40,188,421 km (0.104 R)
• M30: 41,068,206 km (0.089 R)
• M31: 42,411,894 km (0.031 R)
• M32: 43,477,031 km (0.099 R)
• M33: 45,819,285 km (0.105 R)
• M34: 52,473,697 km (0.05 R)
• M35: 54,054,797 km (0.085 R)
• M36: 54,767,631 km (0.091 R)
• M37: 58,425,897 km (0.048 R)
• M38: 61,854,680 km (0.091 R)
• M39: 69,319,165 km (0.114 R)

Planet 8 - Ice Giant

Semi-Major Axis: 14.82 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 394.3

Radius: 7.8

Gravity: 6.48 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 14.11 AU - 15.53 AU

Year: 25458 Days

Day: 22.4 Hours

Environment

Temp: -209 °C

Axial Tilt: 21.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 74,341,096 km

• M1: 96,939 km (0.092 R)
• M2: 1,526,048 km (0.108 R)
• M3: 1,983,668 km (0.12 R)
• M4: 2,813,936 km (0.069 R)
• M5: 3,362,811 km (0.063 R)
• M6: 3,857,680 km (0.075 R)
• M7: 4,467,292 km (0.084 R)
• M8: 7,610,044 km (0.045 R)
• M9: 11,275,790 km (0.106 R)
• M10: 11,529,957 km (0.101 R)
• M11: 12,652,539 km (0.103 R)
• M12: 14,508,151 km (0.102 R)
• M13: 16,866,262 km (0.104 R)
• M14: 18,222,965 km (0.062 R)
• M15: 20,019,337 km (0.096 R)
• M16: 23,032,238 km (0.069 R)
• M17: 29,939,171 km (0.101 R)
• M18: 30,920,234 km (0.102 R)
• M19: 36,011,648 km (0.04 R)
• M20: 36,563,365 km (0.085 R)
• M21: 45,211,020 km (0.108 R)
• M22: 53,681,550 km (0.086 R)
• M23: 58,287,818 km (0.065 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 182 - 19,975 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit