🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.85 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.44

Radius: 0.72

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 0.66 AU - 1.04 AU

Year: 285 Days

Day: 36.6 Hours

Environment

Temp: 116 °C

Axial Tilt: 28.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.93 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.22

Radius: 1.78

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 1.92 AU - 1.94 AU

Year: 974 Days

Day: 33.9 Hours

Environment

Temp: -52 °C

Axial Tilt: 36.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 3.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.6

Radius: 1.67

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 3.33 AU - 3.77 AU

Year: 2431 Days

Day: 14.3 Hours

Environment

Temp: -107 °C

Axial Tilt: 14.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 30,764,626 km

• M1: 2,277,029 km (0.047 R)

Asteroid Belt

Center: 4.55 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 5.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 596.9

Radius: 9

Gravity: 7.37 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 5.25 AU - 5.83 AU

Year: 4739 Days

Day: 8 Hours

Environment

Temp: -137 °C

Axial Tilt: 18.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 30,764,626 km

• M1: 111,899 km (0.069 R)
• M2: 436,078 km (0.053 R)
• M3: 986,598 km (0.088 R)
• M4: 1,415,944 km (0.068 R)
• M5: 2,393,416 km (0.036 R)
• M6: 2,757,388 km (0.095 R)
• M7: 3,045,065 km (0.101 R)
• M8: 3,597,380 km (0.065 R)
• M9: 4,215,070 km (0.09 R)
• M10: 5,381,185 km (0.11 R)
• M11: 6,685,828 km (0.067 R)
• M12: 7,936,466 km (0.062 R)
• M13: 8,485,640 km (0.114 R)
• M14: 10,116,257 km (0.09 R)
• M15: 10,457,340 km (0.109 R)
• M16: 11,162,395 km (0.1 R)
• M17: 11,851,891 km (0.111 R)
• M18: 12,135,678 km (0.032 R)
• M19: 13,986,204 km (0.103 R)
• M20: 14,356,459 km (0.119 R)
• M21: 15,116,416 km (0.119 R)
• M22: 15,675,613 km (0.064 R)
• M23: 16,835,146 km (0.11 R)
• M24: 20,656,474 km (0.117 R)
• M25: 22,191,348 km (0.059 R)
• M26: 23,060,063 km (0.064 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 398.6

Radius: 12

Gravity: 2.77 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 4.76 AU - 6.36 AU

Year: 4765 Days

Day: 10.5 Hours

Environment

Temp: -142 °C

Axial Tilt: 36.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 30,764,626 km

• M1: 154,535 km (0.057 R)
• M2: 872,006 km (0.083 R)
• M3: 1,544,598 km (0.082 R)
• M4: 2,091,827 km (0.064 R)
• M5: 2,986,273 km (0.041 R)
• M6: 3,405,745 km (0.088 R)
• M7: 3,843,917 km (0.036 R)
• M8: 4,230,179 km (0.104 R)
• M9: 4,666,257 km (0.068 R)
• M10: 5,683,672 km (0.094 R)
• M11: 6,629,729 km (0.068 R)
• M12: 7,446,683 km (0.064 R)
• M13: 8,085,316 km (0.095 R)
• M14: 9,281,052 km (0.116 R)
• M15: 10,508,502 km (0.072 R)
• M16: 11,886,149 km (0.041 R)
• M17: 12,571,906 km (0.026 R)
• M18: 15,049,845 km (0.036 R)
• M19: 15,635,820 km (0.082 R)
• M20: 16,683,903 km (0.091 R)
• M21: 17,543,941 km (0.094 R)
• M22: 18,493,588 km (0.087 R)
• M23: 19,104,396 km (0.119 R)
• M24: 19,854,929 km (0.043 R)
• M25: 20,886,256 km (0.115 R)
• M26: 22,985,563 km (0.113 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 168.4

Radius: 9.7

Gravity: 1.79 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 5.66 AU - 8.02 AU

Year: 6502 Days

Day: 14 Hours

Environment

Temp: -162 °C

Axial Tilt: 42 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 30,764,626 km

• M1: 120,725 km (0.112 R)
• M2: 591,959 km (0.076 R)
• M3: 1,033,123 km (0.112 R)
• M4: 1,501,963 km (0.108 R)
• M5: 2,330,884 km (0.102 R)
• M6: 2,677,802 km (0.102 R)
• M7: 3,382,707 km (0.105 R)
• M8: 4,078,038 km (0.098 R)
• M9: 5,411,105 km (0.095 R)
• M10: 9,314,412 km (0.057 R)
• M11: 11,988,474 km (0.08 R)
• M12: 14,179,485 km (0.114 R)
• M13: 17,517,611 km (0.115 R)
• M14: 18,619,101 km (0.107 R)
• M15: 19,096,467 km (0.106 R)
• M16: 19,704,732 km (0.045 R)
• M17: 20,895,681 km (0.064 R)

Planet 7 - Ice Giant

Semi-Major Axis: 12.53 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 69.7

Radius: 5.6

Gravity: 2.22 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 10.12 AU - 14.94 AU

Year: 16120 Days

Day: 16.9 Hours

Environment

Temp: -186 °C

Axial Tilt: 27.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 30,764,626 km

• M1: 69,713 km (0.087 R)
• M2: 549,323 km (0.106 R)
• M3: 1,001,857 km (0.06 R)
• M4: 1,501,813 km (0.062 R)
• M5: 1,918,593 km (0.077 R)
• M6: 2,376,362 km (0.074 R)
• M7: 2,720,138 km (0.104 R)
• M8: 4,262,343 km (0.047 R)
• M9: 5,345,431 km (0.117 R)
• M10: 5,724,213 km (0.107 R)
• M11: 9,763,804 km (0.109 R)
• M12: 10,065,842 km (0.09 R)
• M13: 12,357,383 km (0.083 R)
• M14: 12,558,442 km (0.118 R)
• M15: 19,053,533 km (0.101 R)
• M16: 23,893,622 km (0.061 R)
• M17: 24,442,198 km (0.045 R)
• M18: 25,240,302 km (0.045 R)
• M19: 26,220,916 km (0.097 R)
• M20: 30,306,434 km (0.045 R)

Kuiper Belt

Range: 30.2 - 60.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 285 - 14,319 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit