🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.29 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.94

Radius: 1.73

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 0.47 AU - 0.69 AU

Year: 193 Days

Day: 15.3 Hours

Environment

Temp: 25 °C

Axial Tilt: 29.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 0.69 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.46

Radius: 1.43

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 0.6 AU - 0.78 AU

Year: 250 Days

Day: 22.3 Hours

Environment

Temp: -4 °C

Axial Tilt: 9.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (2)

Outer Limit: 44,935,970 km

• M1: 148,102 km (0.09 R)
• M2: 313,108 km (0.094 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.16 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.71

Radius: 0.87

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 1.1 AU - 1.22 AU

Year: 545 Days

Day: 40.4 Hours

Environment

Temp: -73 °C

Axial Tilt: 13.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 44,935,970 km

• M1: 474,375 km (0.065 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.4

Radius: 1.42

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 2.23 AU - 2.81 AU

Year: 1746 Days

Day: 44.8 Hours

Environment

Temp: -145 °C

Axial Tilt: 1.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Ice Giant

Semi-Major Axis: 9.9 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 305.2

Radius: 6.6

Gravity: 7.01 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 8.36 AU - 11.44 AU

Year: 13599 Days

Day: 19.5 Hours

Environment

Temp: -191 °C

Axial Tilt: 39.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (93)

Outer Limit: 44,935,970 km

• M1: 89,460 km (0.076 R)
• M2: 133,890 km (0.083 R)
• M3: 414,386 km (0.092 R)
• M4: 741,257 km (0.079 R)
• M5: 825,331 km (0.059 R)
• M6: 984,952 km (0.077 R)
• M7: 1,174,044 km (0.076 R)
• M8: 1,233,135 km (0.088 R)
• M9: 1,479,224 km (0.112 R)
• M10: 1,718,431 km (0.066 R)
• M11: 1,946,567 km (0.087 R)
• M12: 2,112,172 km (0.046 R)
• M13: 2,257,731 km (0.026 R)
• M14: 2,331,632 km (0.099 R)
• M15: 2,431,713 km (0.077 R)
• M16: 2,482,128 km (0.069 R)
• M17: 2,635,914 km (0.089 R)
• M18: 3,006,768 km (0.104 R)
• M19: 3,088,298 km (0.094 R)
• M20: 3,885,206 km (0.102 R)
• M21: 4,033,907 km (0.077 R)
• M22: 4,616,141 km (0.106 R)
• M23: 4,773,818 km (0.117 R)
• M24: 5,521,508 km (0.116 R)
• M25: 6,656,656 km (0.103 R)
• M26: 6,834,828 km (0.108 R)
• M27: 7,342,114 km (0.035 R)
• M28: 7,600,170 km (0.102 R)
• M29: 8,585,123 km (0.12 R)
• M30: 8,818,046 km (0.118 R)
• M31: 9,171,397 km (0.088 R)
• M32: 9,489,292 km (0.116 R)
• M33: 10,136,153 km (0.076 R)
• M34: 10,797,077 km (0.109 R)
• M35: 11,301,970 km (0.077 R)
• M36: 12,116,979 km (0.075 R)
• M37: 12,247,278 km (0.1 R)
• M38: 13,039,549 km (0.086 R)
• M39: 13,667,261 km (0.079 R)
• M40: 14,030,335 km (0.112 R)
• M41: 14,258,771 km (0.094 R)
• M42: 14,350,625 km (0.095 R)
• M43: 15,419,950 km (0.034 R)
• M44: 16,659,219 km (0.105 R)
• M45: 16,755,859 km (0.087 R)
• M46: 16,949,738 km (0.114 R)
• M47: 17,046,977 km (0.074 R)
• M48: 17,782,100 km (0.112 R)
• M49: 17,831,468 km (0.045 R)
• M50: 18,128,719 km (0.103 R)
• M51: 18,228,052 km (0.11 R)
• M52: 18,627,628 km (0.073 R)
• M53: 19,537,183 km (0.109 R)
• M54: 19,639,059 km (0.082 R)
• M55: 20,409,338 km (0.104 R)
• M56: 20,980,353 km (0.092 R)
• M57: 21,662,071 km (0.08 R)
• M58: 21,767,687 km (0.108 R)
• M59: 21,820,495 km (0.059 R)
• M60: 21,873,303 km (0.063 R)
• M61: 22,244,605 km (0.103 R)
• M62: 22,671,557 km (0.085 R)
• M63: 23,155,058 km (0.084 R)
• M64: 24,846,262 km (0.046 R)
• M65: 25,344,572 km (0.097 R)
• M66: 26,916,247 km (0.056 R)
• M67: 27,200,184 km (0.065 R)
• M68: 27,314,028 km (0.072 R)
• M69: 27,599,311 km (0.089 R)
• M70: 27,713,754 km (0.082 R)
• M71: 28,461,294 km (0.093 R)
• M72: 28,808,660 km (0.093 R)
• M73: 28,982,792 km (0.071 R)
• M74: 29,390,446 km (0.106 R)
• M75: 30,093,856 km (0.074 R)
• M76: 32,357,571 km (0.1 R)
• M77: 32,780,633 km (0.047 R)
• M78: 33,083,868 km (0.06 R)
• M79: 33,448,887 km (0.075 R)
• M80: 34,490,537 km (0.088 R)
• M81: 35,294,326 km (0.11 R)
• M82: 36,920,306 km (0.094 R)
• M83: 37,425,647 km (0.062 R)
• M84: 37,869,504 km (0.09 R)
• M85: 38,570,669 km (0.085 R)
• M86: 39,340,350 km (0.045 R)
• M87: 40,504,521 km (0.092 R)
• M88: 41,025,570 km (0.061 R)
• M89: 41,286,918 km (0.109 R)
• M90: 42,008,428 km (0.119 R)
• M91: 43,997,332 km (0.064 R)
• M92: 44,532,893 km (0.114 R)
• M93: 44,667,082 km (0.097 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 395 - 15,610 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit