🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.57 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 1.13 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.74

Radius: 1.86

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 0.95 AU - 1.31 AU

Year: 445 Days

Day: 14.7 Hours

Environment

Temp: 13 °C

Axial Tilt: 27.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 114,260,717 km

• M1: 269,127 km (0.085 R)

Planet 2 - Terrestrial

Semi-Major Axis: 3.91 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.69

Radius: 1.49

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 2.96 AU - 4.86 AU

Year: 2867 Days

Day: 47.6 Hours

Environment

Temp: -120 °C

Axial Tilt: 35.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 10.28 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Ice Giant

Semi-Major Axis: 16.64 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 662

Radius: 5.4

Gravity: 22.7 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 13.35 AU - 19.93 AU

Year: 25173 Days

Day: 20.3 Hours

Environment

Temp: -204 °C

Axial Tilt: 23 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 114,260,717 km

• M1: 67,169 km (0.105 R)
• M2: 307,573 km (0.099 R)
• M3: 536,757 km (0.114 R)
• M4: 902,075 km (0.109 R)
• M5: 1,263,504 km (0.102 R)
• M6: 1,889,571 km (0.092 R)
• M7: 3,634,331 km (0.083 R)
• M8: 4,054,252 km (0.115 R)
• M9: 8,541,141 km (0.076 R)
• M10: 9,164,964 km (0.108 R)
• M11: 10,188,363 km (0.045 R)
• M12: 10,955,202 km (0.119 R)
• M13: 11,897,519 km (0.089 R)
• M14: 12,747,235 km (0.096 R)
• M15: 14,019,415 km (0.084 R)
• M16: 14,409,117 km (0.083 R)
• M17: 15,291,894 km (0.1 R)
• M18: 16,125,154 km (0.112 R)
• M19: 16,553,004 km (0.088 R)
• M20: 19,472,108 km (0.061 R)
• M21: 20,649,892 km (0.112 R)
• M22: 31,829,640 km (0.028 R)
• M23: 37,331,999 km (0.07 R)
• M24: 38,838,450 km (0.072 R)
• M25: 45,950,033 km (0.076 R)
• M26: 48,915,063 km (0.089 R)
• M27: 49,810,705 km (0.05 R)
• M28: 50,717,418 km (0.053 R)
• M29: 55,609,717 km (0.102 R)
• M30: 56,193,598 km (0.081 R)
• M31: 56,585,245 km (0.06 R)
• M32: 58,771,468 km (0.067 R)
• M33: 66,537,842 km (0.108 R)
• M34: 74,488,221 km (0.108 R)
• M35: 75,197,763 km (0.119 R)
• M36: 76,390,357 km (0.113 R)
• M37: 82,542,570 km (0.052 R)
• M38: 85,093,214 km (0.078 R)
• M39: 86,648,433 km (0.026 R)

Planet 4 - Ice Giant

Semi-Major Axis: 19.56 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 901.5

Radius: 6.3

Gravity: 22.71 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 16.08 AU - 23.04 AU

Year: 32082 Days

Day: 19.3 Hours

Environment

Temp: -197 °C

Axial Tilt: 35.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 114,260,717 km

• M1: 78,838 km (0.088 R)
• M2: 398,379 km (0.068 R)
• M3: 629,508 km (0.12 R)
• M4: 1,927,419 km (0.096 R)
• M5: 2,131,919 km (0.07 R)
• M6: 2,611,829 km (0.026 R)
• M7: 4,294,656 km (0.044 R)
• M8: 5,585,237 km (0.078 R)
• M9: 6,245,412 km (0.086 R)
• M10: 6,594,424 km (0.086 R)
• M11: 7,947,985 km (0.047 R)
• M12: 9,283,894 km (0.063 R)
• M13: 12,392,987 km (0.112 R)
• M14: 16,695,422 km (0.073 R)
• M15: 17,173,836 km (0.1 R)
• M16: 20,454,666 km (0.101 R)
• M17: 24,251,760 km (0.036 R)
• M18: 26,638,145 km (0.104 R)
• M19: 27,954,905 km (0.107 R)
• M20: 31,871,826 km (0.027 R)
• M21: 48,635,465 km (0.087 R)
• M22: 57,884,503 km (0.093 R)
• M23: 59,199,917 km (0.086 R)
• M24: 60,535,078 km (0.11 R)
• M25: 63,960,719 km (0.047 R)
• M26: 68,726,159 km (0.115 R)
• M27: 69,953,460 km (0.076 R)
• M28: 81,663,533 km (0.099 R)
• M29: 81,937,746 km (0.034 R)
• M30: 91,035,839 km (0.118 R)
• M31: 94,011,341 km (0.117 R)
• M32: 97,666,615 km (0.09 R)
• M33: 97,975,385 km (0.046 R)
• M34: 99,217,197 km (0.072 R)
• M35: 101,099,587 km (0.098 R)
• M36: 101,415,688 km (0.095 R)
• M37: 103,325,604 km (0.045 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 418 - 19,760 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit