🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.71 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 1.42 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.73

Radius: 1.49

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 1.15 AU - 1.69 AU

Year: 600 Days

Day: 27.8 Hours

Environment

Temp: 8 °C

Axial Tilt: 42.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 1.86 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.7

Radius: 0.87

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 1.42 AU - 2.3 AU

Year: 900 Days

Day: 40.5 Hours

Environment

Temp: -39 °C

Axial Tilt: 16.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.56 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 7.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 19.8

Radius: 14.8

Gravity: 0.09 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 6.42 AU - 8.08 AU

Year: 6925 Days

Day: 9.7 Hours

Environment

Temp: -156 °C

Axial Tilt: 6.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 61,801,412 km

• M1: 261,497 km (0.119 R)
• M2: 354,697 km (0.114 R)
• M3: 603,029 km (0.107 R)
• M4: 721,361 km (0.113 R)
• M5: 936,632 km (0.12 R)
• M6: 1,433,896 km (0.112 R)
• M7: 1,574,966 km (0.075 R)
• M8: 2,036,625 km (0.119 R)
• M9: 2,149,273 km (0.053 R)
• M10: 2,293,036 km (0.109 R)
• M11: 2,440,240 km (0.059 R)
• M12: 2,827,849 km (0.047 R)
• M13: 3,018,287 km (0.086 R)
• M14: 3,202,292 km (0.107 R)
• M15: 3,811,754 km (0.069 R)
• M16: 4,070,558 km (0.093 R)
• M17: 4,262,343 km (0.046 R)
• M18: 4,717,718 km (0.101 R)
• M19: 4,830,964 km (0.068 R)
• M20: 5,073,013 km (0.053 R)
• M21: 5,227,847 km (0.106 R)
• M22: 5,569,080 km (0.094 R)
• M23: 5,836,411 km (0.113 R)
• M24: 5,999,024 km (0.092 R)
• M25: 7,367,695 km (0.08 R)
• M26: 8,049,562 km (0.116 R)
• M27: 8,566,872 km (0.084 R)
• M28: 9,016,563 km (0.041 R)
• M29: 9,141,926 km (0.117 R)
• M30: 11,446,780 km (0.117 R)

Planet 4 - Ice Giant

Semi-Major Axis: 13.28 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 498.1

Radius: 3

Gravity: 55.34 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 10.27 AU - 16.29 AU

Year: 17169 Days

Day: 15.5 Hours

Environment

Temp: -181 °C

Axial Tilt: 33.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (97)

Outer Limit: 61,801,412 km

• M1: 90,058 km (0.115 R)
• M2: 441,763 km (0.058 R)
• M3: 476,918 km (0.108 R)
• M4: 727,794 km (0.078 R)
• M5: 855,849 km (0.095 R)
• M6: 1,514,230 km (0.047 R)
• M7: 1,961,228 km (0.102 R)
• M8: 2,446,075 km (0.094 R)
• M9: 2,477,490 km (0.11 R)
• M10: 3,412,327 km (0.088 R)
• M11: 3,625,504 km (0.088 R)
• M12: 4,139,373 km (0.072 R)
• M13: 4,290,317 km (0.04 R)
• M14: 4,481,653 km (0.077 R)
• M15: 4,558,846 km (0.08 R)
• M16: 4,597,741 km (0.083 R)
• M17: 4,714,876 km (0.096 R)
• M18: 5,437,883 km (0.096 R)
• M19: 5,812,176 km (0.109 R)
• M20: 6,066,194 km (0.043 R)
• M21: 6,280,717 km (0.114 R)
• M22: 6,410,718 km (0.066 R)
• M23: 6,454,251 km (0.111 R)
• M24: 6,805,806 km (0.101 R)
• M25: 6,850,086 km (0.083 R)
• M26: 6,939,247 km (0.115 R)
• M27: 7,481,539 km (0.119 R)
• M28: 7,573,243 km (0.059 R)
• M29: 7,804,222 km (0.107 R)
• M30: 8,320,334 km (0.108 R)
• M31: 8,510,772 km (0.099 R)
• M32: 8,654,536 km (0.033 R)
• M33: 8,944,457 km (0.095 R)
• M34: 10,236,982 km (0.066 R)
• M35: 10,594,820 km (0.116 R)
• M36: 11,008,758 km (0.098 R)
• M37: 12,228,280 km (0.047 R)
• M38: 12,498,902 km (0.094 R)
• M39: 13,601,289 km (0.095 R)
• M40: 13,881,785 km (0.05 R)
• M41: 13,938,034 km (0.089 R)
• M42: 14,391,315 km (0.059 R)
• M43: 14,448,312 km (0.047 R)
• M44: 14,505,458 km (0.087 R)
• M45: 15,428,776 km (0.073 R)
• M46: 15,662,598 km (0.079 R)
• M47: 17,392,248 km (0.054 R)
• M48: 17,941,123 km (0.097 R)
• M49: 18,063,943 km (0.118 R)
• M50: 19,495,744 km (0.112 R)
• M51: 20,002,282 km (0.027 R)
• M52: 20,129,590 km (0.094 R)
• M53: 20,577,187 km (0.084 R)
• M54: 21,677,928 km (0.119 R)
• M55: 22,071,071 km (0.116 R)
• M56: 24,614,534 km (0.047 R)
• M57: 25,505,689 km (0.047 R)
• M58: 25,712,882 km (0.096 R)
• M59: 25,989,937 km (0.037 R)
• M60: 27,178,492 km (0.093 R)
• M61: 27,814,882 km (0.092 R)
• M62: 29,030,215 km (0.119 R)
• M63: 29,825,776 km (0.08 R)
• M64: 30,408,909 km (0.03 R)
• M65: 31,660,594 km (0.1 R)
• M66: 33,079,081 km (0.076 R)
• M67: 33,531,465 km (0.07 R)
• M68: 34,061,640 km (0.086 R)
• M69: 34,747,546 km (0.117 R)
• M70: 34,977,029 km (0.102 R)
• M71: 35,900,647 km (0.074 R)
• M72: 37,066,164 km (0.053 R)
• M73: 38,402,073 km (0.058 R)
• M74: 39,593,919 km (0.077 R)
• M75: 39,833,724 km (0.081 R)
• M76: 41,932,283 km (0.119 R)
• M77: 42,585,128 km (0.109 R)
• M78: 42,667,108 km (0.083 R)
• M79: 43,159,285 km (0.104 R)
• M80: 43,241,414 km (0.073 R)
• M81: 43,488,400 km (0.119 R)
• M82: 44,149,324 km (0.107 R)
• M83: 44,647,036 km (0.037 R)
• M84: 44,896,715 km (0.103 R)
• M85: 46,572,510 km (0.115 R)
• M86: 48,183,380 km (0.116 R)
• M87: 49,554,145 km (0.102 R)
• M88: 50,937,477 km (0.088 R)
• M89: 51,285,292 km (0.081 R)
• M90: 51,372,358 km (0.088 R)
• M91: 54,717,815 km (0.086 R)
• M92: 55,163,168 km (0.09 R)
• M93: 56,416,798 km (0.115 R)
• M94: 57,860,716 km (0.091 R)
• M95: 58,587,313 km (0.087 R)
• M96: 59,682,819 km (0.098 R)
• M97: 60,141,336 km (0.097 R)

Kuiper Belt

Range: 30.9 - 52.9 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 340 - 14,281 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit