🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.31 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.5

Radius: 0.76

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 0.56 AU - 0.68 AU

Year: 182 Days

Day: 28.5 Hours

Environment

Temp: 190 °C

Axial Tilt: 39.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.4

Radius: 1.14

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 0.6 AU - 0.68 AU

Year: 191 Days

Day: 22.8 Hours

Environment

Temp: 206 °C

Axial Tilt: 17.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.99 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.59

Radius: 1.67

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 0.75 AU - 1.23 AU

Year: 367 Days

Day: 35.3 Hours

Environment

Temp: 26 °C

Axial Tilt: 3.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (2)

Outer Limit: 49,275,657 km

• M1: 341,981 km (0.118 R)
• M2: 902,674 km (0.055 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.22 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.23

Radius: 1.6

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 1.17 AU - 1.27 AU

Year: 502 Days

Day: 20.8 Hours

Environment

Temp: -11 °C

Axial Tilt: 35.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 49,275,657 km

• M1: 89,160 km (0.115 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 983.4

Radius: 13.1

Gravity: 5.73 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 4.62 AU - 5.32 AU

Year: 4130 Days

Day: 12.5 Hours

Environment

Temp: -143 °C

Axial Tilt: 15.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (75)

Outer Limit: 49,275,657 km

• M1: 167,849 km (0.092 R)
• M2: 295,306 km (0.058 R)
• M3: 392,694 km (0.09 R)
• M4: 506,389 km (0.087 R)
• M5: 715,377 km (0.093 R)
• M6: 825,182 km (0.07 R)
• M7: 915,090 km (0.079 R)
• M8: 1,341,295 km (0.114 R)
• M9: 1,465,311 km (0.115 R)
• M10: 1,895,704 km (0.102 R)
• M11: 2,018,374 km (0.113 R)
• M12: 2,497,836 km (0.05 R)
• M13: 2,731,358 km (0.045 R)
• M14: 2,911,175 km (0.104 R)
• M15: 3,012,752 km (0.108 R)
• M16: 3,261,682 km (0.059 R)
• M17: 3,346,205 km (0.038 R)
• M18: 3,517,495 km (0.114 R)
• M19: 3,626,103 km (0.105 R)
• M20: 3,713,767 km (0.097 R)
• M21: 3,824,320 km (0.066 R)
• M22: 4,796,856 km (0.068 R)
• M23: 4,966,201 km (0.065 R)
• M24: 6,024,007 km (0.111 R)
• M25: 6,233,444 km (0.053 R)
• M26: 6,418,497 km (0.106 R)
• M27: 6,903,044 km (0.109 R)
• M28: 7,652,081 km (0.053 R)
• M29: 8,136,927 km (0.091 R)
• M30: 8,426,848 km (0.107 R)
• M31: 8,808,921 km (0.112 R)
• M32: 8,987,242 km (0.053 R)
• M33: 9,226,748 km (0.112 R)
• M34: 9,317,255 km (0.077 R)
• M35: 9,712,343 km (0.101 R)
• M36: 9,865,680 km (0.093 R)
• M37: 10,330,930 km (0.099 R)
• M38: 10,487,559 km (0.037 R)
• M39: 10,835,075 km (0.114 R)
• M40: 11,379,611 km (0.101 R)
• M41: 12,229,626 km (0.049 R)
• M42: 14,164,076 km (0.039 R)
• M43: 14,583,399 km (0.08 R)
• M44: 15,006,761 km (0.11 R)
• M45: 15,291,296 km (0.108 R)
• M46: 15,434,312 km (0.097 R)
• M47: 16,851,153 km (0.117 R)
• M48: 16,998,956 km (0.11 R)
• M49: 17,109,957 km (0.094 R)
• M50: 17,221,258 km (0.118 R)
• M51: 17,519,107 km (0.116 R)
• M52: 17,743,803 km (0.107 R)
• M53: 18,158,040 km (0.061 R)
• M54: 18,766,305 km (0.033 R)
• M55: 19,381,302 km (0.093 R)
• M56: 19,652,373 km (0.111 R)
• M57: 19,924,791 km (0.12 R)
• M58: 20,749,524 km (0.082 R)
• M59: 21,026,878 km (0.082 R)
• M60: 21,465,200 km (0.097 R)
• M61: 21,906,663 km (0.096 R)
• M62: 22,554,123 km (0.104 R)
• M63: 23,619,559 km (0.025 R)
• M64: 23,992,207 km (0.088 R)
• M65: 24,701,451 km (0.082 R)
• M66: 24,911,337 km (0.033 R)
• M67: 26,140,582 km (0.08 R)
• M68: 26,354,507 km (0.107 R)
• M69: 27,042,957 km (0.078 R)
• M70: 27,129,424 km (0.077 R)
• M71: 27,650,174 km (0.096 R)
• M72: 27,868,139 km (0.116 R)
• M73: 28,481,639 km (0.093 R)
• M74: 28,745,829 km (0.114 R)
• M75: 29,276,752 km (0.042 R)

Planet 6 - Gas Giant

Semi-Major Axis: 10.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 447.1

Radius: 11.7

Gravity: 3.27 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 9.98 AU - 11.26 AU

Year: 12902 Days

Day: 10.8 Hours

Environment

Temp: -172 °C

Axial Tilt: 22.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (83)

Outer Limit: 49,275,657 km

• M1: 187,446 km (0.1 R)
• M2: 614,548 km (0.116 R)
• M3: 831,764 km (0.1 R)
• M4: 959,670 km (0.101 R)
• M5: 1,094,608 km (0.104 R)
• M6: 1,449,903 km (0.105 R)
• M7: 1,722,470 km (0.106 R)
• M8: 1,841,101 km (0.106 R)
• M9: 3,378,668 km (0.096 R)
• M10: 3,773,157 km (0.057 R)
• M11: 4,023,136 km (0.115 R)
• M12: 4,214,471 km (0.101 R)
• M13: 4,441,411 km (0.094 R)
• M14: 4,672,390 km (0.06 R)
• M15: 5,249,838 km (0.118 R)
• M16: 5,706,710 km (0.116 R)
• M17: 6,583,952 km (0.063 R)
• M18: 7,192,067 km (0.099 R)
• M19: 7,660,009 km (0.113 R)
• M20: 8,178,067 km (0.077 R)
• M21: 8,997,414 km (0.104 R)
• M22: 9,501,559 km (0.098 R)
• M23: 10,274,980 km (0.109 R)
• M24: 11,247,666 km (0.092 R)
• M25: 11,472,960 km (0.066 R)
• M26: 12,019,441 km (0.105 R)
• M27: 12,249,672 km (0.056 R)
• M28: 12,574,599 km (0.074 R)
• M29: 13,327,674 km (0.093 R)
• M30: 13,805,939 km (0.095 R)
• M31: 14,192,500 km (0.108 R)
• M32: 14,877,658 km (0.088 R)
• M33: 15,124,943 km (0.096 R)
• M34: 15,373,575 km (0.096 R)
• M35: 15,673,818 km (0.113 R)
• M36: 16,026,569 km (0.088 R)
• M37: 16,688,540 km (0.079 R)
• M38: 17,724,505 km (0.093 R)
• M39: 18,462,023 km (0.111 R)
• M40: 19,424,984 km (0.037 R)
• M41: 19,532,994 km (0.112 R)
• M42: 20,076,034 km (0.118 R)
• M43: 21,567,076 km (0.12 R)
• M44: 21,678,826 km (0.113 R)
• M45: 21,846,974 km (0.1 R)
• M46: 22,580,751 km (0.04 R)
• M47: 23,150,570 km (0.105 R)
• M48: 23,379,903 km (0.078 R)
• M49: 23,494,794 km (0.09 R)
• M50: 23,840,665 km (0.101 R)
• M51: 24,014,348 km (0.104 R)
• M52: 25,477,265 km (0.067 R)
• M53: 26,368,719 km (0.092 R)
• M54: 28,734,460 km (0.057 R)
• M55: 29,600,033 km (0.059 R)
• M56: 33,470,878 km (0.065 R)
• M57: 33,600,430 km (0.107 R)
• M58: 33,925,057 km (0.102 R)
• M59: 34,774,175 km (0.113 R)
• M60: 35,630,323 km (0.105 R)
• M61: 36,160,498 km (0.105 R)
• M62: 36,293,491 km (0.099 R)
• M63: 36,559,924 km (0.097 R)
• M64: 36,693,366 km (0.073 R)
• M65: 36,893,976 km (0.078 R)
• M66: 37,363,265 km (0.097 R)
• M67: 37,632,242 km (0.11 R)
• M68: 37,834,498 km (0.091 R)
• M69: 39,945,025 km (0.044 R)
• M70: 40,220,136 km (0.098 R)
• M71: 40,357,915 km (0.11 R)
• M72: 40,633,923 km (0.095 R)
• M73: 42,233,424 km (0.109 R)
• M74: 42,865,026 km (0.119 R)
• M75: 43,146,569 km (0.063 R)
• M76: 43,995,387 km (0.119 R)
• M77: 44,992,457 km (0.077 R)
• M78: 45,422,102 km (0.118 R)
• M79: 45,565,567 km (0.098 R)
• M80: 45,852,944 km (0.103 R)
• M81: 46,718,966 km (0.073 R)
• M82: 47,008,887 km (0.078 R)
• M83: 48,101,251 km (0.099 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 256 - 12,065 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit