🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.28 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.71

Radius: 1.24

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 0.45 AU - 0.67 AU

Year: 266 Days

Day: 21.5 Hours

Environment

Temp: -122 °C

Axial Tilt: 37.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.54

Radius: 0.78

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 0.49 AU - 0.81 AU

Year: 333 Days

Day: 46.3 Hours

Environment

Temp: -135 °C

Axial Tilt: 4.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 13,539,329 km

• M1: 453,880 km (0.026 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 273.7

Radius: 8.6

Gravity: 3.7 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 0.77 AU - 0.97 AU

Year: 516 Days

Day: 8.7 Hours

Environment

Temp: -157 °C

Axial Tilt: 36.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (44)

Outer Limit: 13,539,329 km

• M1: 107,710 km (0.116 R)
• M2: 229,782 km (0.093 R)
• M3: 328,667 km (0.087 R)
• M4: 416,181 km (0.11 R)
• M5: 475,422 km (0.092 R)
• M6: 541,395 km (0.11 R)
• M7: 604,226 km (0.082 R)
• M8: 673,190 km (0.109 R)
• M9: 730,486 km (0.065 R)
• M10: 808,427 km (0.029 R)
• M11: 881,580 km (0.117 R)
• M12: 1,110,764 km (0.098 R)
• M13: 1,171,052 km (0.089 R)
• M14: 1,304,194 km (0.115 R)
• M15: 1,372,560 km (0.041 R)
• M16: 1,437,636 km (0.106 R)
• M17: 1,494,333 km (0.115 R)
• M18: 1,658,891 km (0.112 R)
• M19: 1,834,668 km (0.094 R)
• M20: 1,906,774 km (0.119 R)
• M21: 2,043,208 km (0.102 R)
• M22: 2,123,392 km (0.081 R)
• M23: 2,232,000 km (0.118 R)
• M24: 2,375,913 km (0.104 R)
• M25: 2,591,933 km (0.118 R)
• M26: 2,673,164 km (0.108 R)
• M27: 2,766,962 km (0.109 R)
• M28: 3,000,484 km (0.104 R)
• M29: 3,055,237 km (0.101 R)
• M30: 3,159,806 km (0.045 R)
• M31: 3,365,952 km (0.081 R)
• M32: 3,448,381 km (0.117 R)
• M33: 3,563,720 km (0.063 R)
• M34: 3,706,287 km (0.091 R)
• M35: 3,804,723 km (0.113 R)
• M36: 3,864,113 km (0.078 R)
• M37: 3,923,952 km (0.097 R)
• M38: 3,983,941 km (0.053 R)
• M39: 4,132,192 km (0.072 R)
• M40: 4,200,110 km (0.097 R)
• M41: 4,261,595 km (0.106 R)
• M42: 4,316,497 km (0.118 R)
• M43: 4,636,786 km (0.103 R)
• M44: 4,700,365 km (0.093 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 395.2

Radius: 10.6

Gravity: 3.52 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 2.17 AU - 3.47 AU

Year: 3011 Days

Day: 7.7 Hours

Environment

Temp: -191 °C

Axial Tilt: 37.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (68)

Outer Limit: 13,539,329 km

• M1: 133,441 km (0.065 R)
• M2: 268,827 km (0.116 R)
• M3: 349,012 km (0.034 R)
• M4: 447,298 km (0.042 R)
• M5: 549,623 km (0.064 R)
• M6: 669,450 km (0.115 R)
• M7: 807,679 km (0.107 R)
• M8: 965,804 km (0.101 R)
• M9: 1,094,009 km (0.056 R)
• M10: 1,357,152 km (0.076 R)
• M11: 1,605,484 km (0.101 R)
• M12: 1,819,858 km (0.091 R)
• M13: 1,918,144 km (0.118 R)
• M14: 2,081,804 km (0.104 R)
• M15: 2,223,922 km (0.115 R)
• M16: 2,342,703 km (0.085 R)
• M17: 2,925,087 km (0.06 R)
• M18: 3,026,515 km (0.096 R)
• M19: 3,143,799 km (0.08 R)
• M20: 3,218,000 km (0.116 R)
• M21: 3,383,156 km (0.099 R)
• M22: 3,520,337 km (0.075 R)
• M23: 3,768,969 km (0.117 R)
• M24: 3,943,400 km (0.118 R)
• M25: 4,104,218 km (0.11 R)
• M26: 4,234,368 km (0.071 R)
• M27: 4,549,271 km (0.087 R)
• M28: 4,616,590 km (0.094 R)
• M29: 4,786,234 km (0.096 R)
• M30: 4,889,008 km (0.057 R)
• M31: 5,009,883 km (0.05 R)
• M32: 5,149,159 km (0.052 R)
• M33: 5,431,899 km (0.095 R)
• M34: 5,575,064 km (0.12 R)
• M35: 5,938,736 km (0.057 R)
• M36: 6,142,040 km (0.092 R)
• M37: 6,216,540 km (0.101 R)
• M38: 6,310,038 km (0.051 R)
• M39: 6,422,985 km (0.118 R)
• M40: 6,536,529 km (0.114 R)
• M41: 6,612,675 km (0.054 R)
• M42: 6,978,142 km (0.056 R)
• M43: 7,212,413 km (0.077 R)
• M44: 7,628,743 km (0.109 R)
• M45: 7,769,216 km (0.081 R)
• M46: 7,849,849 km (0.072 R)
• M47: 9,392,203 km (0.052 R)
• M48: 9,607,774 km (0.107 R)
• M49: 9,890,364 km (0.072 R)
• M50: 10,575,522 km (0.079 R)
• M51: 10,822,209 km (0.058 R)
• M52: 10,889,827 km (0.062 R)
• M53: 10,957,595 km (0.103 R)
• M54: 12,578,787 km (0.071 R)
• M55: 14,051,728 km (0.088 R)
• M56: 14,248,898 km (0.11 R)
• M57: 14,397,449 km (0.116 R)
• M58: 14,471,948 km (0.11 R)
• M59: 14,571,431 km (0.114 R)
• M60: 14,696,046 km (0.114 R)
• M61: 14,821,110 km (0.061 R)
• M62: 15,705,981 km (0.08 R)
• M63: 15,859,469 km (0.107 R)
• M64: 15,987,674 km (0.119 R)
• M65: 16,556,146 km (0.072 R)
• M66: 17,394,792 km (0.072 R)
• M67: 17,606,473 km (0.026 R)
• M68: 17,792,572 km (0.083 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 144.3

Radius: 11.3

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 2.48 AU - 3.48 AU

Year: 3271 Days

Day: 9.9 Hours

Environment

Temp: -213 °C

Axial Tilt: 31 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (50)

Outer Limit: 13,539,329 km

• M1: 327,619 km (0.076 R)
• M2: 496,216 km (0.115 R)
• M3: 656,286 km (0.05 R)
• M4: 768,634 km (0.079 R)
• M5: 872,754 km (0.049 R)
• M6: 1,259,016 km (0.082 R)
• M7: 1,551,480 km (0.052 R)
• M8: 2,062,207 km (0.116 R)
• M9: 2,136,407 km (0.09 R)
• M10: 2,243,818 km (0.071 R)
• M11: 2,611,530 km (0.08 R)
• M12: 2,832,037 km (0.085 R)
• M13: 3,058,828 km (0.091 R)
• M14: 3,217,401 km (0.053 R)
• M15: 3,366,251 km (0.115 R)
• M16: 3,619,520 km (0.046 R)
• M17: 4,185,150 km (0.116 R)
• M18: 4,596,395 km (0.117 R)
• M19: 4,863,576 km (0.069 R)
• M20: 5,281,104 km (0.074 R)
• M21: 5,413,199 km (0.103 R)
• M22: 5,605,731 km (0.104 R)
• M23: 6,028,345 km (0.081 R)
• M24: 6,461,431 km (0.115 R)
• M25: 6,665,782 km (0.056 R)
• M26: 6,856,519 km (0.113 R)
• M27: 7,227,073 km (0.105 R)
• M28: 7,521,631 km (0.111 R)
• M29: 7,653,876 km (0.048 R)
• M30: 8,531,866 km (0.058 R)
• M31: 8,756,412 km (0.114 R)
• M32: 9,070,568 km (0.117 R)
• M33: 9,282,099 km (0.105 R)
• M34: 9,459,522 km (0.076 R)
• M35: 9,548,682 km (0.039 R)
• M36: 9,620,340 km (0.096 R)
• M37: 9,709,949 km (0.088 R)
• M38: 10,492,795 km (0.099 R)
• M39: 10,566,546 km (0.094 R)
• M40: 10,696,248 km (0.091 R)
• M41: 11,050,944 km (0.036 R)
• M42: 11,276,987 km (0.106 R)
• M43: 11,676,114 km (0.093 R)
• M44: 11,925,493 km (0.068 R)
• M45: 12,235,011 km (0.043 R)
• M46: 12,410,191 km (0.077 R)
• M47: 12,586,267 km (0.083 R)
• M48: 12,940,964 km (0.091 R)
• M49: 13,139,331 km (0.087 R)
• M50: 13,238,963 km (0.117 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 483 - 17,051 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit