🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.41 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.81 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.95

Radius: 1.73

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 0.8 AU - 0.82 AU

Year: 281 Days

Day: 18.3 Hours

Environment

Temp: 31 °C

Axial Tilt: 3.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 1.76 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.1

Radius: 0.4

Gravity: 0.63 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 1.45 AU - 2.07 AU

Year: 899 Days

Day: 13.1 Hours

Environment

Temp: -67 °C

Axial Tilt: 39.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.8 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.66

Radius: 1.85

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 2.74 AU - 2.86 AU

Year: 1804 Days

Day: 13.6 Hours

Environment

Temp: -115 °C

Axial Tilt: 6.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 22,570,252 km

• M1: 720,164 km (0.041 R)
• M2: 812,316 km (0.094 R)

Asteroid Belt

Center: 4.36 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 5.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 77.8

Radius: 11.7

Gravity: 0.57 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 4.78 AU - 7.04 AU

Year: 5532 Days

Day: 12.9 Hours

Environment

Temp: -156 °C

Axial Tilt: 23.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 22,570,252 km

• M1: 146,905 km (0.082 R)
• M2: 222,003 km (0.077 R)
• M3: 396,434 km (0.033 R)
• M4: 726,298 km (0.113 R)
• M5: 880,234 km (0.101 R)
• M6: 1,193,641 km (0.081 R)
• M7: 1,626,129 km (0.114 R)
• M8: 2,259,526 km (0.111 R)
• M9: 2,820,219 km (0.075 R)
• M10: 3,016,641 km (0.102 R)
• M11: 3,109,990 km (0.094 R)
• M12: 3,368,046 km (0.088 R)
• M13: 3,832,997 km (0.111 R)
• M14: 4,243,643 km (0.099 R)
• M15: 4,378,580 km (0.094 R)
• M16: 5,331,219 km (0.053 R)
• M17: 5,558,758 km (0.104 R)
• M18: 5,739,921 km (0.114 R)
• M19: 6,761,824 km (0.099 R)
• M20: 6,902,296 km (0.103 R)
• M21: 7,311,746 km (0.08 R)
• M22: 7,437,857 km (0.116 R)
• M23: 7,528,513 km (0.101 R)
• M24: 8,663,213 km (0.094 R)
• M25: 9,260,258 km (0.117 R)
• M26: 9,494,977 km (0.066 R)
• M27: 9,672,250 km (0.084 R)
• M28: 10,473,646 km (0.12 R)
• M29: 10,882,497 km (0.084 R)
• M30: 10,964,776 km (0.081 R)
• M31: 11,338,172 km (0.049 R)
• M32: 11,673,421 km (0.115 R)
• M33: 11,948,382 km (0.093 R)
• M34: 12,054,596 km (0.058 R)
• M35: 12,161,260 km (0.111 R)
• M36: 13,069,319 km (0.063 R)
• M37: 13,156,834 km (0.096 R)
• M38: 13,753,430 km (0.096 R)
• M39: 14,313,674 km (0.096 R)
• M40: 14,607,933 km (0.115 R)
• M41: 14,835,770 km (0.108 R)

Planet 5 - Gas Giant

Semi-Major Axis: 6.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 164.8

Radius: 8.7

Gravity: 2.18 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 5.21 AU - 8.07 AU

Year: 6588 Days

Day: 8.6 Hours

Environment

Temp: -174 °C

Axial Tilt: 19.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (77)

Outer Limit: 22,570,252 km

• M1: 130,599 km (0.059 R)
• M2: 213,476 km (0.057 R)
• M3: 294,708 km (0.111 R)
• M4: 405,859 km (0.039 R)
• M5: 497,712 km (0.108 R)
• M6: 704,606 km (0.077 R)
• M7: 829,221 km (0.081 R)
• M8: 984,204 km (0.107 R)
• M9: 1,148,912 km (0.089 R)
• M10: 1,322,894 km (0.096 R)
• M11: 1,668,764 km (0.095 R)
• M12: 1,881,044 km (0.054 R)
• M13: 1,968,409 km (0.077 R)
• M14: 2,042,460 km (0.118 R)
• M15: 2,285,257 km (0.097 R)
• M16: 2,394,464 km (0.112 R)
• M17: 2,569,643 km (0.054 R)
• M18: 3,000,634 km (0.111 R)
• M19: 3,103,258 km (0.03 R)
• M20: 3,189,726 km (0.119 R)
• M21: 3,743,836 km (0.117 R)
• M22: 3,891,789 km (0.065 R)
• M23: 4,136,232 km (0.05 R)
• M24: 4,231,525 km (0.099 R)
• M25: 4,366,313 km (0.113 R)
• M26: 4,424,507 km (0.12 R)
• M27: 4,502,597 km (0.105 R)
• M28: 4,799,100 km (0.081 R)
• M29: 4,859,238 km (0.082 R)
• M30: 5,102,185 km (0.086 R)
• M31: 5,266,443 km (0.112 R)
• M32: 5,705,663 km (0.114 R)
• M33: 5,876,204 km (0.078 R)
• M34: 5,962,074 km (0.108 R)
• M35: 6,069,934 km (0.088 R)
• M36: 6,419,693 km (0.097 R)
• M37: 6,641,697 km (0.075 R)
• M38: 6,934,011 km (0.06 R)
• M39: 7,276,590 km (0.109 R)
• M40: 7,484,830 km (0.111 R)
• M41: 7,695,015 km (0.099 R)
• M42: 7,859,872 km (0.113 R)
• M43: 8,145,155 km (0.07 R)
• M44: 8,361,474 km (0.104 R)
• M45: 8,799,646 km (0.077 R)
• M46: 8,898,081 km (0.054 R)
• M47: 9,170,499 km (0.036 R)
• M48: 9,295,264 km (0.099 R)
• M49: 9,445,759 km (0.072 R)
• M50: 9,800,007 km (0.076 R)
• M51: 10,313,576 km (0.059 R)
• M52: 10,469,457 km (0.097 R)
• M53: 11,100,461 km (0.052 R)
• M54: 11,286,860 km (0.095 R)
• M55: 11,447,379 km (0.078 R)
• M56: 11,554,940 km (0.091 R)
• M57: 11,689,727 km (0.072 R)
• M58: 11,798,036 km (0.045 R)
• M59: 12,234,263 km (0.082 R)
• M60: 12,289,166 km (0.025 R)
• M61: 13,038,502 km (0.09 R)
• M62: 13,432,842 km (0.1 R)
• M63: 13,631,508 km (0.116 R)
• M64: 14,146,872 km (0.096 R)
• M65: 14,435,895 km (0.096 R)
• M66: 14,668,520 km (0.119 R)
• M67: 15,167,130 km (0.101 R)
• M68: 15,671,125 km (0.119 R)
• M69: 16,756,757 km (0.044 R)
• M70: 18,178,834 km (0.046 R)
• M71: 19,800,325 km (0.113 R)
• M72: 19,994,055 km (0.071 R)
• M73: 20,416,220 km (0.089 R)
• M74: 20,906,901 km (0.083 R)
• M75: 21,170,043 km (0.063 R)
• M76: 22,435,641 km (0.118 R)
• M77: 22,570,280 km (0.112 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 190 - 17,893 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit