🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.77 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.34

Radius: 1.8

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 0.75 AU - 0.79 AU

Year: 249 Days

Day: 19.4 Hours

Environment

Temp: 167 °C

Axial Tilt: 27.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 56,201,478 km

• M1: 42,336 km (0.075 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.04

Radius: 1.56

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 1.23 AU - 2.01 AU

Year: 761 Days

Day: 18.2 Hours

Environment

Temp: -57 °C

Axial Tilt: 11.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.73 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.24

Radius: 1.6

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 1.5 AU - 1.96 AU

Year: 840 Days

Day: 20.6 Hours

Environment

Temp: -64 °C

Axial Tilt: 147.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.48 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1

Radius: 1

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 3.27 AU - 3.69 AU

Year: 2395 Days

Day: 14.1 Hours

Environment

Temp: -108 °C

Axial Tilt: 27.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 56,201,478 km

• M1: 120,127 km (0.119 R)

Planet 5 - Terrestrial

Semi-Major Axis: 4.1 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.12

Radius: 0.43

Gravity: 0.65 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 3.08 AU - 5.12 AU

Year: 3063 Days

Day: 44 Hours

Environment

Temp: -133 °C

Axial Tilt: 19.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 56,201,478 km

• M1: 11,968 km (0.109 R)
• M2: 80,035 km (0.097 R)

Asteroid Belt

Center: 4.78 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 5.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 591.5

Radius: 13.3

Gravity: 3.34 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 4.12 AU - 6.8 AU

Year: 4707 Days

Day: 12.1 Hours

Environment

Temp: -138 °C

Axial Tilt: 25.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 56,201,478 km

• M1: 166,203 km (0.051 R)
• M2: 653,593 km (0.043 R)
• M3: 1,125,425 km (0.11 R)
• M4: 1,962,425 km (0.037 R)
• M5: 2,488,261 km (0.095 R)
• M6: 2,979,690 km (0.12 R)
• M7: 3,937,416 km (0.092 R)
• M8: 4,561,089 km (0.073 R)
• M9: 5,633,856 km (0.099 R)
• M10: 6,427,921 km (0.117 R)
• M11: 8,571,659 km (0.09 R)
• M12: 9,950,502 km (0.039 R)
• M13: 11,156,112 km (0.082 R)
• M14: 11,794,446 km (0.08 R)
• M15: 15,863,957 km (0.091 R)
• M16: 18,684,624 km (0.09 R)
• M17: 21,614,200 km (0.087 R)
• M18: 22,679,336 km (0.095 R)
• M19: 23,115,115 km (0.076 R)
• M20: 24,760,841 km (0.092 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 510.5

Radius: 13.7

Gravity: 2.72 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 9.47 AU - 9.99 AU

Year: 11198 Days

Day: 13.7 Hours

Environment

Temp: -167 °C

Axial Tilt: 2.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 56,201,478 km

• M1: 170,392 km (0.075 R)
• M2: 628,012 km (0.098 R)
• M3: 1,184,366 km (0.111 R)
• M4: 1,643,781 km (0.116 R)
• M5: 2,535,534 km (0.041 R)
• M6: 3,831,201 km (0.115 R)
• M7: 4,656,234 km (0.12 R)
• M8: 5,334,211 km (0.066 R)
• M9: 7,280,480 km (0.115 R)
• M10: 7,728,974 km (0.112 R)
• M11: 9,000,855 km (0.104 R)
• M12: 11,191,267 km (0.047 R)
• M13: 13,052,713 km (0.061 R)
• M14: 13,963,914 km (0.047 R)
• M15: 16,462,198 km (0.047 R)
• M16: 23,987,570 km (0.078 R)
• M17: 24,984,939 km (0.069 R)
• M18: 26,198,925 km (0.114 R)
• M19: 26,965,465 km (0.104 R)
• M20: 27,648,230 km (0.095 R)
• M21: 30,181,520 km (0.112 R)
• M22: 31,990,308 km (0.1 R)

Planet 8 - Gas Giant

Semi-Major Axis: 9.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 463.7

Radius: 10.9

Gravity: 3.9 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 9.93 AU - 10.05 AU

Year: 11650 Days

Day: 10.5 Hours

Environment

Temp: -169 °C

Axial Tilt: 12 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 56,201,478 km

• M1: 138,528 km (0.109 R)
• M2: 754,123 km (0.081 R)
• M3: 1,805,198 km (0.047 R)
• M4: 2,566,202 km (0.058 R)
• M5: 4,147,601 km (0.099 R)
• M6: 5,804,996 km (0.097 R)
• M7: 6,518,877 km (0.113 R)
• M8: 7,781,632 km (0.066 R)
• M9: 8,164,603 km (0.12 R)
• M10: 12,144,954 km (0.115 R)
• M11: 13,676,237 km (0.119 R)
• M12: 16,694,823 km (0.095 R)
• M13: 17,988,246 km (0.088 R)
• M14: 18,508,997 km (0.085 R)
• M15: 19,815,285 km (0.104 R)
• M16: 22,783,307 km (0.08 R)

Planet 9 - Ice Giant

Semi-Major Axis: 12.46 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 419.3

Radius: 3.6

Gravity: 32.35 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 12.29 AU - 12.63 AU

Year: 16228 Days

Day: 23.5 Hours

Environment

Temp: -186 °C

Axial Tilt: 39.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 56,201,478 km

• M1: 46,824 km (0.115 R)
• M2: 249,828 km (0.073 R)
• M3: 1,125,724 km (0.052 R)
• M4: 1,238,371 km (0.104 R)
• M5: 2,044,554 km (0.112 R)
• M6: 2,291,091 km (0.062 R)
• M7: 3,401,556 km (0.112 R)
• M8: 4,635,440 km (0.111 R)
• M9: 7,064,311 km (0.114 R)
• M10: 7,493,956 km (0.028 R)
• M11: 10,720,632 km (0.113 R)
• M12: 13,363,877 km (0.114 R)
• M13: 14,086,584 km (0.12 R)
• M14: 14,628,278 km (0.054 R)
• M15: 15,681,298 km (0.1 R)
• M16: 16,410,737 km (0.101 R)
• M17: 17,010,325 km (0.12 R)
• M18: 18,492,690 km (0.12 R)
• M19: 20,744,288 km (0.04 R)
• M20: 26,286,141 km (0.084 R)
• M21: 26,489,594 km (0.105 R)
• M22: 27,522,418 km (0.11 R)
• M23: 32,154,417 km (0.089 R)
• M24: 38,575,457 km (0.108 R)
• M25: 46,094,694 km (0.089 R)
• M26: 48,802,865 km (0.039 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 169 - 19,868 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit