🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.06 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.67

Radius: 1.85

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 0.86 AU - 1.26 AU

Year: 389 Days

Day: 41.5 Hours

Environment

Temp: 38 °C

Axial Tilt: 24.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 76,611,875 km

• M1: 169,644 km (0.086 R)

Planet 2 - Terrestrial

Semi-Major Axis: 3.88 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.57

Radius: 0.8

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 3.79 AU - 3.97 AU

Year: 2724 Days

Day: 32.4 Hours

Environment

Temp: -116 °C

Axial Tilt: 17.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 4.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.27

Radius: 0.59

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 3.85 AU - 5.37 AU

Year: 3528 Days

Day: 39.5 Hours

Environment

Temp: -126 °C

Axial Tilt: 6.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 76,611,875 km

• M1: 176,675 km (0.083 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 340

Radius: 14.8

Gravity: 1.55 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 4 AU - 6.62 AU

Year: 4362 Days

Day: 9 Hours

Environment

Temp: -134 °C

Axial Tilt: 37.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 76,611,875 km

• M1: 184,005 km (0.114 R)
• M2: 804,238 km (0.085 R)
• M3: 1,904,830 km (0.099 R)
• M4: 3,123,005 km (0.112 R)
• M5: 4,812,264 km (0.092 R)
• M6: 5,725,559 km (0.12 R)
• M7: 6,840,213 km (0.109 R)
• M8: 7,324,761 km (0.108 R)
• M9: 8,095,040 km (0.029 R)
• M10: 8,989,785 km (0.049 R)
• M11: 12,073,446 km (0.117 R)
• M12: 12,738,857 km (0.062 R)
• M13: 13,522,301 km (0.118 R)
• M14: 14,240,072 km (0.092 R)
• M15: 14,882,744 km (0.114 R)
• M16: 17,480,362 km (0.12 R)
• M17: 18,506,453 km (0.051 R)
• M18: 19,875,723 km (0.032 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 850

Radius: 11.1

Gravity: 6.9 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 4.67 AU - 7.01 AU

Year: 5031 Days

Day: 14.1 Hours

Environment

Temp: -134 °C

Axial Tilt: 32.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 76,611,875 km

• M1: 147,803 km (0.038 R)
• M2: 620,981 km (0.077 R)
• M3: 1,651,710 km (0.055 R)
• M4: 3,421,004 km (0.065 R)
• M5: 4,242,147 km (0.096 R)
• M6: 5,418,734 km (0.037 R)
• M7: 6,666,380 km (0.114 R)
• M8: 7,944,993 km (0.073 R)
• M9: 10,159,939 km (0.115 R)
• M10: 11,505,871 km (0.098 R)
• M11: 12,603,621 km (0.033 R)
• M12: 15,297,878 km (0.117 R)
• M13: 19,781,626 km (0.094 R)
• M14: 25,648,256 km (0.118 R)
• M15: 26,912,358 km (0.105 R)
• M16: 29,473,174 km (0.093 R)

Planet 6 - Ice Giant

Semi-Major Axis: 15.06 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 447.4

Radius: 7.7

Gravity: 7.55 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 12.33 AU - 17.79 AU

Year: 20832 Days

Day: 24.1 Hours

Environment

Temp: -197 °C

Axial Tilt: 29.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 76,611,875 km

• M1: 95,743 km (0.108 R)
• M2: 416,929 km (0.115 R)
• M3: 662,419 km (0.119 R)
• M4: 997,519 km (0.099 R)
• M5: 1,582,745 km (0.093 R)
• M6: 1,980,227 km (0.069 R)
• M7: 3,309,254 km (0.095 R)
• M8: 4,798,651 km (0.086 R)
• M9: 5,406,766 km (0.029 R)
• M10: 6,561,063 km (0.117 R)
• M11: 7,128,638 km (0.069 R)
• M12: 8,411,739 km (0.115 R)
• M13: 9,134,446 km (0.102 R)
• M14: 10,237,880 km (0.074 R)
• M15: 13,587,975 km (0.073 R)
• M16: 14,727,611 km (0.109 R)
• M17: 17,604,827 km (0.088 R)
• M18: 19,218,689 km (0.087 R)
• M19: 31,749,754 km (0.117 R)
• M20: 38,828,427 km (0.11 R)
• M21: 43,483,314 km (0.106 R)
• M22: 48,011,342 km (0.104 R)
• M23: 49,973,468 km (0.039 R)
• M24: 67,227,638 km (0.106 R)

Planet 7 - Ice Giant

Semi-Major Axis: 16.71 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 471.8

Radius: 4.2

Gravity: 26.75 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 15.26 AU - 18.16 AU

Year: 24348 Days

Day: 22.7 Hours

Environment

Temp: -196 °C

Axial Tilt: 26.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 76,611,875 km

• M1: 52,359 km (0.05 R)
• M2: 212,728 km (0.103 R)
• M3: 664,663 km (0.096 R)
• M4: 2,140,147 km (0.038 R)
• M5: 4,489,731 km (0.096 R)
• M6: 4,699,318 km (0.113 R)
• M7: 5,846,734 km (0.061 R)
• M8: 6,753,446 km (0.062 R)
• M9: 7,651,033 km (0.105 R)
• M10: 7,950,229 km (0.115 R)
• M11: 8,154,131 km (0.098 R)
• M12: 8,361,324 km (0.053 R)
• M13: 11,321,716 km (0.076 R)
• M14: 12,929,295 km (0.111 R)
• M15: 15,144,989 km (0.089 R)
• M16: 17,174,733 km (0.116 R)
• M17: 18,122,585 km (0.063 R)
• M18: 19,470,462 km (0.037 R)
• M19: 19,655,215 km (0.043 R)
• M20: 20,121,811 km (0.061 R)
• M21: 21,962,912 km (0.117 R)
• M22: 24,445,040 km (0.06 R)
• M23: 25,202,753 km (0.033 R)
• M24: 26,651,309 km (0.114 R)
• M25: 26,993,290 km (0.073 R)
• M26: 27,338,113 km (0.093 R)
• M27: 27,685,928 km (0.072 R)
• M28: 29,469,584 km (0.1 R)
• M29: 30,203,960 km (0.098 R)
• M30: 32,739,943 km (0.028 R)
• M31: 41,192,970 km (0.059 R)
• M32: 45,429,433 km (0.04 R)
• M33: 50,815,405 km (0.115 R)
• M34: 51,870,519 km (0.106 R)
• M35: 56,237,131 km (0.095 R)
• M36: 59,280,400 km (0.071 R)
• M37: 62,833,050 km (0.105 R)
• M38: 65,485,421 km (0.086 R)
• M39: 72,109,614 km (0.085 R)
• M40: 75,469,283 km (0.087 R)

Kuiper Belt

Range: 30.8 - 53.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 292 - 17,189 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit