🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.44 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.87 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.52

Radius: 1.18

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 0.67 AU - 1.07 AU

Year: 309 Days

Day: 43.7 Hours

Environment

Temp: 37 °C

Axial Tilt: 39.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 1.28 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.04

Radius: 1.75

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 1.09 AU - 1.47 AU

Year: 551 Days

Day: 40.7 Hours

Environment

Temp: -40 °C

Axial Tilt: 0.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 33,944,109 km

• M1: 902,823 km (0.081 R)

Asteroid Belt

Center: 7.76 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Ice Giant

Semi-Major Axis: 14.24 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 122.1

Radius: 4.9

Gravity: 5.09 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 14.17 AU - 14.31 AU

Year: 20463 Days

Day: 19.1 Hours

Environment

Temp: -199 °C

Axial Tilt: 44.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (88)

Outer Limit: 33,944,109 km

• M1: 264,339 km (0.097 R)
• M2: 461,659 km (0.095 R)
• M3: 1,454,540 km (0.047 R)
• M4: 1,843,345 km (0.09 R)
• M5: 2,143,139 km (0.085 R)
• M6: 2,583,256 km (0.063 R)
• M7: 2,684,833 km (0.106 R)
• M8: 3,131,083 km (0.102 R)
• M9: 3,543,824 km (0.097 R)
• M10: 3,857,381 km (0.101 R)
• M11: 4,120,524 km (0.095 R)
• M12: 4,633,196 km (0.066 R)
• M13: 5,817,113 km (0.082 R)
• M14: 5,950,405 km (0.116 R)
• M15: 6,186,171 km (0.108 R)
• M16: 6,493,894 km (0.063 R)
• M17: 6,632,272 km (0.068 R)
• M18: 7,124,150 km (0.097 R)
• M19: 7,446,533 km (0.105 R)
• M20: 7,773,554 km (0.097 R)
• M21: 7,957,410 km (0.089 R)
• M22: 8,329,161 km (0.095 R)
• M23: 9,753,632 km (0.06 R)
• M24: 9,951,849 km (0.052 R)
• M25: 10,880,702 km (0.045 R)
• M26: 11,501,234 km (0.086 R)
• M27: 12,048,313 km (0.118 R)
• M28: 12,560,686 km (0.059 R)
• M29: 13,036,706 km (0.116 R)
• M30: 13,167,605 km (0.111 R)
• M31: 13,872,809 km (0.119 R)
• M32: 14,140,440 km (0.105 R)
• M33: 15,273,643 km (0.093 R)
• M34: 15,411,722 km (0.099 R)
• M35: 15,967,628 km (0.099 R)
• M36: 16,341,772 km (0.11 R)
• M37: 16,388,896 km (0.078 R)
• M38: 16,482,993 km (0.088 R)
• M39: 16,530,116 km (0.091 R)
• M40: 16,624,512 km (0.104 R)
• M41: 16,908,599 km (0.11 R)
• M42: 17,481,858 km (0.037 R)
• M43: 17,819,201 km (0.083 R)
• M44: 18,549,238 km (0.102 R)
• M45: 19,438,149 km (0.093 R)
• M46: 19,687,678 km (0.052 R)
• M47: 20,644,955 km (0.044 R)
• M48: 20,848,408 km (0.112 R)
• M49: 21,052,460 km (0.114 R)
• M50: 21,514,268 km (0.098 R)
• M51: 22,656,897 km (0.103 R)
• M52: 23,235,541 km (0.11 R)
• M53: 23,341,307 km (0.059 R)
• M54: 23,394,265 km (0.118 R)
• M55: 23,659,502 km (0.117 R)
• M56: 24,676,468 km (0.115 R)
• M57: 24,838,333 km (0.073 R)
• M58: 25,163,259 km (0.092 R)
• M59: 25,707,646 km (0.116 R)
• M60: 25,871,755 km (0.091 R)
• M61: 26,036,313 km (0.075 R)
• M62: 26,642,184 km (0.113 R)
• M63: 26,697,535 km (0.099 R)
• M64: 26,863,738 km (0.109 R)
• M65: 26,974,740 km (0.089 R)
• M66: 27,364,443 km (0.114 R)
• M67: 28,374,827 km (0.119 R)
• M68: 28,487,923 km (0.075 R)
• M69: 28,714,414 km (0.071 R)
• M70: 28,884,656 km (0.066 R)
• M71: 29,855,845 km (0.064 R)
• M72: 29,970,886 km (0.059 R)
• M73: 32,241,931 km (0.068 R)
• M74: 33,666,851 km (0.105 R)
• M75: 34,086,174 km (0.046 R)
• M76: 34,206,451 km (0.101 R)
• M77: 34,688,455 km (0.102 R)
• M78: 35,172,703 km (0.095 R)
• M79: 35,415,800 km (0.039 R)
• M80: 35,842,303 km (0.059 R)
• M81: 35,964,525 km (0.11 R)
• M82: 38,499,760 km (0.094 R)
• M83: 38,875,550 km (0.114 R)
• M84: 39,063,894 km (0.106 R)
• M85: 39,126,874 km (0.066 R)
• M86: 39,189,705 km (0.107 R)
• M87: 40,073,679 km (0.11 R)
• M88: 40,645,442 km (0.065 R)

Planet 4 - Ice Giant

Semi-Major Axis: 14.39 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 56.3

Radius: 5.3

Gravity: 2 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 12.15 AU - 16.63 AU

Year: 20787 Days

Day: 24.3 Hours

Environment

Temp: -195 °C

Axial Tilt: 17.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 33,944,109 km

• M1: 278,252 km (0.066 R)
• M2: 400,174 km (0.084 R)
• M3: 1,169,556 km (0.095 R)
• M4: 1,421,778 km (0.103 R)
• M5: 1,635,554 km (0.112 R)
• M6: 2,093,323 km (0.072 R)
• M7: 2,783,568 km (0.117 R)
• M8: 3,537,990 km (0.098 R)
• M9: 3,778,543 km (0.088 R)
• M10: 4,199,511 km (0.099 R)
• M11: 5,466,456 km (0.04 R)
• M12: 6,026,849 km (0.105 R)
• M13: 6,284,906 km (0.085 R)
• M14: 6,459,038 km (0.111 R)
• M15: 7,939,159 km (0.063 R)
• M16: 8,190,483 km (0.102 R)
• M17: 10,055,071 km (0.107 R)
• M18: 11,437,954 km (0.088 R)
• M19: 11,971,869 km (0.048 R)
• M20: 12,007,772 km (0.067 R)
• M21: 13,026,833 km (0.103 R)
• M22: 13,997,723 km (0.094 R)
• M23: 15,380,007 km (0.099 R)
• M24: 16,925,952 km (0.086 R)
• M25: 17,942,769 km (0.104 R)
• M26: 18,520,665 km (0.099 R)
• M27: 19,610,186 km (0.093 R)
• M28: 21,196,223 km (0.081 R)
• M29: 23,179,741 km (0.082 R)
• M30: 24,626,053 km (0.029 R)
• M31: 24,900,416 km (0.113 R)
• M32: 25,683,411 km (0.113 R)
• M33: 26,427,810 km (0.082 R)
• M34: 27,889,980 km (0.094 R)
• M35: 29,766,386 km (0.027 R)
• M36: 29,815,005 km (0.085 R)
• M37: 30,058,700 km (0.09 R)
• M38: 31,089,130 km (0.054 R)
• M39: 32,531,254 km (0.079 R)
• M40: 33,487,783 km (0.072 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 537 - 14,524 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit