🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.49 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.97 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.42

Radius: 1.81

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 0.92 AU - 1.02 AU

Year: 356 Days

Day: 46.6 Hours

Environment

Temp: 18 °C

Axial Tilt: 7.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 83,436,366 km

• M1: 128,505 km (0.118 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.08 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.43

Radius: 0.71

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 1.07 AU - 1.09 AU

Year: 418 Days

Day: 12 Hours

Environment

Temp: 12 °C

Axial Tilt: 32 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 83,436,366 km

• M1: 391,797 km (0.08 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.5 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 5

Radius: 1.9

Gravity: 1.39 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 1.28 AU - 1.72 AU

Year: 685 Days

Day: 38.1 Hours

Environment

Temp: -50 °C

Axial Tilt: 9.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 83,436,366 km

• M1: 1,158,935 km (0.032 R)

Planet 4 - Gas Giant

Semi-Major Axis: 6.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 579.8

Radius: 11.6

Gravity: 4.31 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 5.31 AU - 8.67 AU

Year: 6889 Days

Day: 9.8 Hours

Environment

Temp: -166 °C

Axial Tilt: 39.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (82)

Outer Limit: 83,436,366 km

• M1: 179,517 km (0.117 R)
• M2: 365,019 km (0.104 R)
• M3: 447,447 km (0.055 R)
• M4: 598,541 km (0.033 R)
• M5: 674,986 km (0.113 R)
• M6: 853,306 km (0.101 R)
• M7: 1,095,356 km (0.04 R)
• M8: 1,291,778 km (0.108 R)
• M9: 1,535,921 km (0.069 R)
• M10: 1,700,928 km (0.047 R)
• M11: 1,872,068 km (0.111 R)
• M12: 2,049,042 km (0.115 R)
• M13: 2,149,721 km (0.037 R)
• M14: 2,252,196 km (0.105 R)
• M15: 2,678,849 km (0.105 R)
• M16: 2,947,078 km (0.106 R)
• M17: 3,177,309 km (0.101 R)
• M18: 4,520,848 km (0.08 R)
• M19: 4,653,242 km (0.115 R)
• M20: 5,058,502 km (0.104 R)
• M21: 5,223,958 km (0.054 R)
• M22: 5,588,378 km (0.032 R)
• M23: 5,903,132 km (0.04 R)
• M24: 6,610,281 km (0.115 R)
• M25: 6,943,436 km (0.09 R)
• M26: 7,594,635 km (0.099 R)
• M27: 7,689,331 km (0.086 R)
• M28: 7,943,497 km (0.102 R)
• M29: 9,088,669 km (0.092 R)
• M30: 9,459,223 km (0.057 R)
• M31: 9,903,529 km (0.07 R)
• M32: 10,180,434 km (0.042 R)
• M33: 10,635,810 km (0.111 R)
• M34: 11,385,445 km (0.111 R)
• M35: 11,493,904 km (0.111 R)
• M36: 11,675,515 km (0.101 R)
• M37: 11,784,871 km (0.085 R)
• M38: 12,522,987 km (0.047 R)
• M39: 13,162,369 km (0.096 R)
• M40: 13,812,222 km (0.065 R)
• M41: 14,394,307 km (0.11 R)
• M42: 15,783,623 km (0.114 R)
• M43: 16,107,203 km (0.101 R)
• M44: 16,637,677 km (0.095 R)
• M45: 17,464,953 km (0.118 R)
• M46: 18,731,000 km (0.109 R)
• M47: 18,987,859 km (0.099 R)
• M48: 19,418,402 km (0.098 R)
• M49: 20,729,179 km (0.12 R)
• M50: 21,039,295 km (0.109 R)
• M51: 21,128,006 km (0.096 R)
• M52: 21,484,797 km (0.118 R)
• M53: 21,933,441 km (0.114 R)
• M54: 22,068,528 km (0.118 R)
• M55: 22,339,749 km (0.098 R)
• M56: 22,475,883 km (0.105 R)
• M57: 22,839,855 km (0.09 R)
• M58: 23,160,144 km (0.055 R)
• M59: 23,758,685 km (0.086 R)
• M60: 23,943,887 km (0.074 R)
• M61: 24,362,462 km (0.108 R)
• M62: 25,159,519 km (0.117 R)
• M63: 25,490,131 km (0.099 R)
• M64: 25,869,810 km (0.083 R)
• M65: 28,727,578 km (0.119 R)
• M66: 28,826,313 km (0.102 R)
• M67: 28,974,415 km (0.119 R)
• M68: 29,619,331 km (0.065 R)
• M69: 29,818,596 km (0.083 R)
• M70: 30,118,539 km (0.035 R)
• M71: 30,520,060 km (0.068 R)
• M72: 30,822,248 km (0.076 R)
• M73: 30,923,226 km (0.088 R)
• M74: 31,785,957 km (0.051 R)
• M75: 32,092,334 km (0.093 R)
• M76: 32,811,002 km (0.12 R)
• M77: 33,224,042 km (0.113 R)
• M78: 33,794,757 km (0.05 R)
• M79: 33,898,878 km (0.089 R)
• M80: 34,473,483 km (0.073 R)
• M81: 34,788,386 km (0.12 R)
• M82: 35,156,846 km (0.101 R)

Planet 5 - Ice Giant

Semi-Major Axis: 15.22 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 737.4

Radius: 5.5

Gravity: 24.38 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 14.55 AU - 15.89 AU

Year: 22135 Days

Day: 19.2 Hours

Environment

Temp: -194 °C

Axial Tilt: 19.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (95)

Outer Limit: 83,436,366 km

• M1: 97,837 km (0.063 R)
• M2: 139,575 km (0.1 R)
• M3: 945,159 km (0.054 R)
• M4: 1,028,635 km (0.109 R)
• M5: 1,481,917 km (0.057 R)
• M6: 1,679,087 km (0.081 R)
• M7: 2,244,716 km (0.081 R)
• M8: 2,471,058 km (0.082 R)
• M9: 2,824,258 km (0.082 R)
• M10: 3,319,577 km (0.096 R)
• M11: 3,930,983 km (0.106 R)
• M12: 4,066,519 km (0.109 R)
• M13: 4,576,648 km (0.081 R)
• M14: 4,671,493 km (0.119 R)
• M15: 5,403,924 km (0.031 R)
• M16: 6,381,995 km (0.101 R)
• M17: 6,755,989 km (0.079 R)
• M18: 7,247,119 km (0.065 R)
• M19: 8,321,531 km (0.049 R)
• M20: 9,444,712 km (0.094 R)
• M21: 9,687,210 km (0.09 R)
• M22: 10,930,069 km (0.101 R)
• M23: 10,993,648 km (0.105 R)
• M24: 12,354,241 km (0.096 R)
• M25: 12,420,363 km (0.058 R)
• M26: 12,686,049 km (0.094 R)
• M27: 13,562,244 km (0.08 R)
• M28: 14,249,347 km (0.065 R)
• M29: 15,443,437 km (0.1 R)
• M30: 17,776,565 km (0.068 R)
• M31: 20,373,136 km (0.111 R)
• M32: 23,330,087 km (0.119 R)
• M33: 23,657,706 km (0.112 R)
• M34: 23,986,822 km (0.11 R)
• M35: 24,069,400 km (0.079 R)
• M36: 24,899,818 km (0.055 R)
• M37: 25,993,378 km (0.106 R)
• M38: 26,163,022 km (0.077 R)
• M39: 26,418,086 km (0.055 R)
• M40: 26,588,628 km (0.034 R)
• M41: 27,879,358 km (0.119 R)
• M42: 28,053,042 km (0.111 R)
• M43: 28,227,024 km (0.066 R)
• M44: 28,751,215 km (0.06 R)
• M45: 29,102,471 km (0.074 R)
• M46: 29,455,073 km (0.096 R)
• M47: 31,781,469 km (0.111 R)
• M48: 31,962,782 km (0.039 R)
• M49: 32,053,737 km (0.065 R)
• M50: 32,417,859 km (0.088 R)
• M51: 32,966,584 km (0.107 R)
• M52: 35,192,450 km (0.119 R)
• M53: 35,662,188 km (0.094 R)
• M54: 36,798,084 km (0.111 R)
• M55: 36,988,522 km (0.118 R)
• M56: 37,466,188 km (0.107 R)
• M57: 43,053,220 km (0.095 R)
• M58: 43,656,399 km (0.119 R)
• M59: 44,160,992 km (0.035 R)
• M60: 46,713,282 km (0.074 R)
• M61: 47,332,916 km (0.049 R)
• M62: 47,747,452 km (0.1 R)
• M63: 48,371,724 km (0.103 R)
• M64: 49,208,125 km (0.09 R)
• M65: 50,260,247 km (0.114 R)
• M66: 50,895,140 km (0.068 R)
• M67: 52,066,043 km (0.093 R)
• M68: 52,172,856 km (0.086 R)
• M69: 52,279,818 km (0.081 R)
• M70: 53,245,772 km (0.105 R)
• M71: 53,353,482 km (0.072 R)
• M72: 53,569,053 km (0.099 R)
• M73: 54,109,251 km (0.044 R)
• M74: 56,068,983 km (0.064 R)
• M75: 56,288,144 km (0.052 R)
• M76: 61,633,126 km (0.113 R)
• M77: 63,678,877 km (0.082 R)
• M78: 67,836,650 km (0.116 R)
• M79: 70,775,201 km (0.044 R)
• M80: 71,962,261 km (0.116 R)
• M81: 73,395,259 km (0.08 R)
• M82: 74,115,423 km (0.05 R)
• M83: 76,411,002 km (0.112 R)
• M84: 77,262,663 km (0.114 R)
• M85: 77,506,507 km (0.065 R)
• M86: 77,628,579 km (0.068 R)
• M87: 77,995,094 km (0.077 R)
• M88: 78,607,248 km (0.113 R)
• M89: 79,713,076 km (0.119 R)
• M90: 79,836,344 km (0.068 R)
• M91: 80,206,300 km (0.044 R)
• M92: 80,576,704 km (0.101 R)
• M93: 80,700,422 km (0.057 R)
• M94: 80,947,857 km (0.079 R)
• M95: 81,195,591 km (0.12 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: 282 - 16,623 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit