🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.37

Radius: 0.67

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 0.5 AU - 0.52 AU

Year: 235 Days

Day: 31.5 Hours

Environment

Temp: -125 °C

Axial Tilt: 14.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 1.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 331.7

Radius: 9.8

Gravity: 3.45 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 0.8 AU - 1.22 AU

Year: 655 Days

Day: 10 Hours

Environment

Temp: -167 °C

Axial Tilt: 163.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 85,228,744 km

• M1: 122,072 km (0.049 R)
• M2: 569,369 km (0.108 R)
• M3: 898,784 km (0.082 R)
• M4: 2,015,831 km (0.094 R)
• M5: 2,369,481 km (0.07 R)
• M6: 3,688,784 km (0.107 R)
• M7: 4,166,749 km (0.083 R)
• M8: 4,611,055 km (0.03 R)
• M9: 5,055,062 km (0.108 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 726

Radius: 10.5

Gravity: 6.59 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 1.63 AU - 2.09 AU

Year: 1638 Days

Day: 13.9 Hours

Environment

Temp: -180 °C

Axial Tilt: 13.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 85,228,744 km

• M1: 131,048 km (0.047 R)
• M2: 628,311 km (0.074 R)
• M3: 1,051,523 km (0.086 R)
• M4: 2,031,389 km (0.109 R)
• M5: 3,123,604 km (0.039 R)
• M6: 4,186,347 km (0.092 R)
• M7: 4,956,177 km (0.081 R)
• M8: 6,174,353 km (0.075 R)
• M9: 7,144,346 km (0.053 R)
• M10: 8,693,731 km (0.099 R)
• M11: 9,810,628 km (0.103 R)
• M12: 12,838,639 km (0.077 R)
• M13: 14,327,437 km (0.103 R)

Asteroid Belt

Center: 4.55 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Ice Giant

Semi-Major Axis: 7.24 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 74.2

Radius: 4.3

Gravity: 4.01 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 5.68 AU - 8.8 AU

Year: 12578 Days

Day: 20.3 Hours

Environment

Temp: -224 °C

Axial Tilt: 41.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 85,228,744 km

• M1: 53,406 km (0.105 R)
• M2: 536,907 km (0.049 R)
• M3: 899,981 km (0.09 R)
• M4: 1,569,880 km (0.086 R)
• M5: 2,507,260 km (0.067 R)
• M6: 4,237,509 km (0.067 R)
• M7: 7,051,744 km (0.116 R)
• M8: 9,012,075 km (0.073 R)
• M9: 15,746,223 km (0.113 R)
• M10: 18,848,733 km (0.118 R)
• M11: 19,748,565 km (0.03 R)
• M12: 24,909,392 km (0.052 R)

Planet 5 - Ice Giant

Semi-Major Axis: 9.73 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 815.7

Radius: 5.5

Gravity: 26.97 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 8.41 AU - 11.05 AU

Year: 19597 Days

Day: 21.1 Hours

Environment

Temp: -240 °C

Axial Tilt: 147.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 85,228,744 km

• M1: 68,366 km (0.054 R)
• M2: 268,379 km (0.065 R)
• M3: 516,711 km (0.068 R)
• M4: 713,881 km (0.102 R)
• M5: 1,530,985 km (0.061 R)
• M6: 2,172,011 km (0.096 R)
• M7: 2,413,762 km (0.083 R)
• M8: 2,772,198 km (0.067 R)
• M9: 3,332,741 km (0.057 R)
• M10: 4,094,943 km (0.108 R)
• M11: 4,747,638 km (0.095 R)
• M12: 5,709,104 km (0.086 R)
• M13: 6,257,230 km (0.084 R)
• M14: 8,216,663 km (0.112 R)
• M15: 10,064,795 km (0.05 R)
• M16: 13,438,826 km (0.105 R)
• M17: 17,934,990 km (0.084 R)
• M18: 19,756,643 km (0.076 R)
• M19: 20,518,694 km (0.062 R)
• M20: 26,296,314 km (0.098 R)
• M21: 37,358,478 km (0.055 R)
• M22: 38,082,980 km (0.06 R)
• M23: 47,016,217 km (0.056 R)
• M24: 48,543,312 km (0.1 R)
• M25: 50,454,275 km (0.085 R)
• M26: 54,056,293 km (0.112 R)
• M27: 65,254,890 km (0.115 R)
• M28: 65,673,615 km (0.118 R)
• M29: 73,974,352 km (0.065 R)
• M30: 76,501,359 km (0.094 R)
• M31: 79,085,513 km (0.117 R)
• M32: 79,561,533 km (0.089 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.94 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 940.5

Radius: 4.5

Gravity: 46.44 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 8.98 AU - 10.9 AU

Year: 20235 Days

Day: 22.2 Hours

Environment

Temp: -233 °C

Axial Tilt: 13.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 85,228,744 km

• M1: 55,950 km (0.043 R)
• M2: 299,794 km (0.1 R)
• M3: 474,375 km (0.093 R)
• M4: 1,339,499 km (0.097 R)
• M5: 1,945,820 km (0.072 R)
• M6: 2,264,912 km (0.11 R)
• M7: 2,899,506 km (0.073 R)
• M8: 6,594,274 km (0.078 R)
• M9: 8,955,377 km (0.087 R)
• M10: 11,155,962 km (0.083 R)
• M11: 13,542,198 km (0.099 R)
• M12: 14,149,415 km (0.034 R)
• M13: 15,663,944 km (0.102 R)
• M14: 17,997,222 km (0.091 R)
• M15: 19,483,776 km (0.053 R)
• M16: 25,103,570 km (0.085 R)
• M17: 31,846,544 km (0.068 R)
• M18: 34,290,974 km (0.117 R)
• M19: 34,569,974 km (0.09 R)
• M20: 34,710,147 km (0.097 R)
• M21: 35,558,815 km (0.058 R)
• M22: 42,209,189 km (0.114 R)
• M23: 45,152,826 km (0.048 R)
• M24: 47,708,107 km (0.08 R)
• M25: 52,362,695 km (0.05 R)
• M26: 53,104,551 km (0.045 R)
• M27: 53,478,247 km (0.108 R)
• M28: 59,093,852 km (0.074 R)
• M29: 70,124,002 km (0.064 R)
• M30: 76,595,007 km (0.093 R)
• M31: 79,730,130 km (0.043 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 326 - 15,935 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit