🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.84 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.11

Radius: 1.04

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 0.66 AU - 1.02 AU

Year: 290 Days

Day: 17.2 Hours

Environment

Temp: 113 °C

Axial Tilt: 44 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 65,988,430 km

• M1: 117,734 km (0.073 R)

Asteroid Belt

Center: 2.94 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 5.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 291.3

Radius: 13.9

Gravity: 1.51 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 4.88 AU - 5.18 AU

Year: 4250 Days

Day: 5.3 Hours

Environment

Temp: -141 °C

Axial Tilt: 20.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 65,988,430 km

• M1: 172,935 km (0.112 R)
• M2: 798,254 km (0.084 R)
• M3: 1,343,838 km (0.034 R)
• M4: 1,835,715 km (0.115 R)
• M5: 2,506,213 km (0.112 R)
• M6: 3,079,472 km (0.113 R)
• M7: 3,835,989 km (0.084 R)
• M8: 4,428,396 km (0.056 R)
• M9: 5,272,727 km (0.053 R)
• M10: 5,902,085 km (0.108 R)
• M11: 7,526,418 km (0.084 R)
• M12: 8,832,857 km (0.059 R)
• M13: 10,133,461 km (0.112 R)
• M14: 11,230,462 km (0.088 R)
• M15: 13,987,251 km (0.098 R)
• M16: 14,559,463 km (0.082 R)
• M17: 15,497,442 km (0.054 R)
• M18: 16,266,076 km (0.057 R)
• M19: 18,102,539 km (0.084 R)
• M20: 18,840,057 km (0.114 R)
• M21: 19,597,471 km (0.085 R)

Planet 3 - Gas Giant

Semi-Major Axis: 10.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 532.7

Radius: 8.4

Gravity: 7.55 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 9.59 AU - 11.09 AU

Year: 12526 Days

Day: 10 Hours

Environment

Temp: -173 °C

Axial Tilt: 13.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 65,988,430 km

• M1: 104,868 km (0.099 R)
• M2: 726,447 km (0.108 R)
• M3: 1,763,759 km (0.115 R)
• M4: 2,149,123 km (0.112 R)
• M5: 2,410,620 km (0.049 R)
• M6: 2,821,565 km (0.076 R)
• M7: 3,525,274 km (0.116 R)
• M8: 6,455,597 km (0.061 R)
• M9: 7,167,982 km (0.092 R)
• M10: 13,566,881 km (0.068 R)
• M11: 15,272,447 km (0.076 R)
• M12: 17,042,638 km (0.093 R)
• M13: 19,183,085 km (0.103 R)
• M14: 19,583,259 km (0.039 R)
• M15: 24,736,307 km (0.102 R)
• M16: 29,756,064 km (0.102 R)
• M17: 35,415,052 km (0.058 R)
• M18: 39,777,475 km (0.097 R)
• M19: 40,822,566 km (0.065 R)
• M20: 42,154,586 km (0.069 R)
• M21: 42,559,846 km (0.062 R)
• M22: 46,611,705 km (0.078 R)
• M23: 48,508,755 km (0.083 R)
• M24: 50,608,660 km (0.101 R)

Planet 4 - Gas Giant

Semi-Major Axis: 10.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 999.7

Radius: 11.6

Gravity: 7.43 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 9.93 AU - 11.67 AU

Year: 13371 Days

Day: 5.1 Hours

Environment

Temp: -178 °C

Axial Tilt: 3.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 65,988,430 km

• M1: 144,212 km (0.11 R)
• M2: 2,012,391 km (0.092 R)
• M3: 2,404,636 km (0.1 R)
• M4: 5,092,611 km (0.087 R)
• M5: 5,489,643 km (0.113 R)
• M6: 7,245,623 km (0.085 R)
• M7: 11,461,590 km (0.114 R)
• M8: 15,163,240 km (0.057 R)
• M9: 16,686,894 km (0.093 R)
• M10: 21,587,122 km (0.05 R)
• M11: 23,020,420 km (0.088 R)
• M12: 23,413,114 km (0.108 R)
• M13: 32,484,878 km (0.065 R)
• M14: 34,364,725 km (0.068 R)
• M15: 38,202,808 km (0.11 R)
• M16: 39,031,132 km (0.112 R)
• M17: 40,723,682 km (0.067 R)
• M18: 41,298,587 km (0.053 R)
• M19: 43,055,913 km (0.114 R)
• M20: 53,965,337 km (0.071 R)
• M21: 56,954,752 km (0.095 R)
• M22: 60,984,918 km (0.102 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 534 - 15,180 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit