🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.48 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.95 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.59

Radius: 1.2

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 0.82 AU - 1.08 AU

Year: 349 Days

Day: 15 Hours

Environment

Temp: 36 °C

Axial Tilt: 38.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 1.04 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.36

Radius: 1.62

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 0.95 AU - 1.13 AU

Year: 400 Days

Day: 44.9 Hours

Environment

Temp: 20 °C

Axial Tilt: 20 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 2.35 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.3

Radius: 1.79

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 2.07 AU - 2.63 AU

Year: 1357 Days

Day: 37.9 Hours

Environment

Temp: -82 °C

Axial Tilt: 31.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 26,831,641 km

• M1: 750,233 km (0.098 R)
• M2: 1,425,369 km (0.116 R)

Asteroid Belt

Center: 4.22 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 6.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 419.8

Radius: 8.9

Gravity: 5.3 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 5.22 AU - 6.94 AU

Year: 5648 Days

Day: 12.9 Hours

Environment

Temp: -157 °C

Axial Tilt: 1.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (79)

Outer Limit: 26,831,641 km

• M1: 172,038 km (0.066 R)
• M2: 240,553 km (0.117 R)
• M3: 366,365 km (0.05 R)
• M4: 645,964 km (0.107 R)
• M5: 1,276,967 km (0.047 R)
• M6: 1,720,376 km (0.117 R)
• M7: 1,801,458 km (0.08 R)
• M8: 1,884,036 km (0.06 R)
• M9: 2,226,615 km (0.085 R)
• M10: 2,644,890 km (0.103 R)
• M11: 2,796,283 km (0.033 R)
• M12: 3,186,883 km (0.04 R)
• M13: 3,267,217 km (0.046 R)
• M14: 3,470,820 km (0.08 R)
• M15: 3,553,398 km (0.112 R)
• M16: 3,699,555 km (0.105 R)
• M17: 3,954,919 km (0.064 R)
• M18: 4,415,531 km (0.104 R)
• M19: 4,823,933 km (0.118 R)
• M20: 5,126,420 km (0.026 R)
• M21: 5,531,381 km (0.115 R)
• M22: 6,195,596 km (0.075 R)
• M23: 6,473,549 km (0.113 R)
• M24: 6,550,143 km (0.101 R)
• M25: 6,652,617 km (0.105 R)
• M26: 6,755,541 km (0.118 R)
• M27: 6,989,362 km (0.057 R)
• M28: 7,787,616 km (0.075 R)
• M29: 8,586,619 km (0.102 R)
• M30: 9,296,311 km (0.098 R)
• M31: 9,556,462 km (0.039 R)
• M32: 9,789,685 km (0.106 R)
• M33: 9,877,648 km (0.098 R)
• M34: 10,232,046 km (0.114 R)
• M35: 10,291,586 km (0.112 R)
• M36: 10,801,714 km (0.096 R)
• M37: 11,197,550 km (0.089 R)
• M38: 11,258,736 km (0.101 R)
• M39: 11,536,090 km (0.114 R)
• M40: 11,815,689 km (0.072 R)
• M41: 11,909,337 km (0.097 R)
• M42: 12,097,381 km (0.104 R)
• M43: 12,572,055 km (0.098 R)
• M44: 12,795,555 km (0.098 R)
• M45: 12,988,237 km (0.112 R)
• M46: 13,085,027 km (0.089 R)
• M47: 13,181,966 km (0.118 R)
• M48: 14,330,578 km (0.043 R)
• M49: 14,597,611 km (0.117 R)
• M50: 15,035,035 km (0.1 R)
• M51: 15,136,612 km (0.094 R)
• M52: 15,374,472 km (0.032 R)
• M53: 15,442,689 km (0.103 R)
• M54: 16,303,475 km (0.114 R)
• M55: 17,641,778 km (0.098 R)
• M56: 18,035,669 km (0.091 R)
• M57: 18,504,957 km (0.118 R)
• M58: 19,198,194 km (0.085 R)
• M59: 19,714,307 km (0.078 R)
• M60: 20,123,158 km (0.111 R)
• M61: 21,214,324 km (0.114 R)
• M62: 21,518,607 km (0.076 R)
• M63: 21,594,901 km (0.096 R)
• M64: 21,824,534 km (0.068 R)
• M65: 22,054,765 km (0.079 R)
• M66: 22,170,255 km (0.048 R)
• M67: 22,672,904 km (0.107 R)
• M68: 22,867,231 km (0.097 R)
• M69: 23,335,921 km (0.081 R)
• M70: 23,768,259 km (0.04 R)
• M71: 24,322,519 km (0.094 R)
• M72: 24,961,003 km (0.118 R)
• M73: 25,524,239 km (0.114 R)
• M74: 25,645,413 km (0.111 R)
• M75: 25,726,346 km (0.109 R)
• M76: 26,010,283 km (0.076 R)
• M77: 27,032,934 km (0.116 R)
• M78: 27,280,219 km (0.119 R)
• M79: 27,652,718 km (0.098 R)

Planet 5 - Gas Giant

Semi-Major Axis: 6.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 285.3

Radius: 10.6

Gravity: 2.54 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 5.26 AU - 8.08 AU

Year: 6490 Days

Day: 6.6 Hours

Environment

Temp: -153 °C

Axial Tilt: 20 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (78)

Outer Limit: 26,831,641 km

• M1: 150,944 km (0.056 R)
• M2: 256,860 km (0.076 R)
• M3: 439,369 km (0.073 R)
• M4: 553,961 km (0.052 R)
• M5: 770,279 km (0.099 R)
• M6: 1,105,977 km (0.106 R)
• M7: 1,214,136 km (0.095 R)
• M8: 1,326,036 km (0.052 R)
• M9: 1,412,353 km (0.075 R)
• M10: 1,515,426 km (0.088 R)
• M11: 1,729,651 km (0.112 R)
• M12: 1,888,823 km (0.072 R)
• M13: 2,290,942 km (0.108 R)
• M14: 2,378,157 km (0.086 R)
• M15: 2,519,976 km (0.115 R)
• M16: 2,905,789 km (0.098 R)
• M17: 3,212,465 km (0.113 R)
• M18: 3,469,324 km (0.063 R)
• M19: 3,836,138 km (0.098 R)
• M20: 4,066,519 km (0.03 R)
• M21: 4,172,733 km (0.073 R)
• M22: 4,323,079 km (0.109 R)
• M23: 4,673,437 km (0.12 R)
• M24: 4,807,328 km (0.1 R)
• M25: 4,942,414 km (0.066 R)
• M26: 5,425,167 km (0.068 R)
• M27: 5,731,543 km (0.07 R)
• M28: 6,361,500 km (0.096 R)
• M29: 6,609,683 km (0.111 R)
• M30: 6,709,913 km (0.1 R)
• M31: 6,937,152 km (0.104 R)
• M32: 7,192,666 km (0.11 R)
• M33: 7,347,499 km (0.074 R)
• M34: 7,477,350 km (0.092 R)
• M35: 8,299,391 km (0.042 R)
• M36: 8,543,385 km (0.115 R)
• M37: 8,734,870 km (0.083 R)
• M38: 8,927,851 km (0.104 R)
• M39: 9,038,703 km (0.104 R)
• M40: 9,150,004 km (0.115 R)
• M41: 9,742,113 km (0.036 R)
• M42: 10,697,295 km (0.108 R)
• M43: 10,963,130 km (0.101 R)
• M44: 11,290,899 km (0.102 R)
• M45: 11,410,877 km (0.11 R)
• M46: 11,682,397 km (0.101 R)
• M47: 11,803,721 km (0.111 R)
• M48: 12,170,385 km (0.111 R)
• M49: 12,696,222 km (0.082 R)
• M50: 13,546,686 km (0.079 R)
• M51: 13,706,157 km (0.118 R)
• M52: 13,866,227 km (0.102 R)
• M53: 14,610,925 km (0.115 R)
• M54: 14,971,605 km (0.118 R)
• M55: 15,534,991 km (0.105 R)
• M56: 15,802,472 km (0.112 R)
• M57: 16,274,154 km (0.092 R)
• M58: 16,341,922 km (0.115 R)
• M59: 16,716,365 km (0.11 R)
• M60: 17,752,031 km (0.101 R)
• M61: 17,961,768 km (0.107 R)
• M62: 18,066,785 km (0.073 R)
• M63: 18,595,464 km (0.115 R)
• M64: 18,737,283 km (0.119 R)
• M65: 19,524,018 km (0.111 R)
• M66: 19,704,284 km (0.093 R)
• M67: 20,504,034 km (0.067 R)
• M68: 20,760,744 km (0.032 R)
• M69: 21,314,405 km (0.109 R)
• M70: 21,462,956 km (0.07 R)
• M71: 23,347,740 km (0.095 R)
• M72: 23,923,542 km (0.081 R)
• M73: 24,271,207 km (0.109 R)
• M74: 24,620,518 km (0.111 R)
• M75: 24,776,399 km (0.089 R)
• M76: 25,363,571 km (0.097 R)
• M77: 26,113,954 km (0.088 R)
• M78: 26,392,356 km (0.026 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: 403 - 14,306 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit