🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.5

Radius: 1.44

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 0.47 AU - 0.67 AU

Year: 274 Days

Day: 20.9 Hours

Environment

Temp: -132 °C

Axial Tilt: 10.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 2.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 392.3

Radius: 11.2

Gravity: 3.13 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 2.24 AU - 2.48 AU

Year: 2305 Days

Day: 12.9 Hours

Environment

Temp: -187 °C

Axial Tilt: 13.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 69,489,110 km

• M1: 139,276 km (0.087 R)
• M2: 825,182 km (0.104 R)
• M3: 1,222,065 km (0.098 R)
• M4: 2,309,193 km (0.113 R)
• M5: 2,899,356 km (0.117 R)
• M6: 4,698,869 km (0.037 R)
• M7: 5,073,462 km (0.066 R)
• M8: 5,490,541 km (0.096 R)
• M9: 5,906,722 km (0.107 R)
• M10: 6,621,800 km (0.079 R)
• M11: 7,174,863 km (0.084 R)
• M12: 7,960,103 km (0.089 R)
• M13: 8,739,657 km (0.042 R)
• M14: 9,405,817 km (0.104 R)
• M15: 10,277,075 km (0.118 R)
• M16: 12,890,699 km (0.102 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 976.1

Radius: 13.7

Gravity: 5.2 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 2.25 AU - 2.91 AU

Year: 2635 Days

Day: 10 Hours

Environment

Temp: -188 °C

Axial Tilt: 156.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 69,489,110 km

• M1: 170,392 km (0.08 R)
• M2: 891,155 km (0.055 R)
• M3: 1,588,879 km (0.104 R)
• M4: 2,353,773 km (0.065 R)
• M5: 3,020,381 km (0.111 R)
• M6: 4,075,196 km (0.06 R)
• M7: 5,618,746 km (0.088 R)
• M8: 6,211,752 km (0.09 R)
• M9: 7,428,581 km (0.07 R)
• M10: 8,245,236 km (0.053 R)
• M11: 10,331,229 km (0.092 R)
• M12: 10,852,578 km (0.099 R)
• M13: 11,904,550 km (0.085 R)
• M14: 14,907,577 km (0.041 R)
• M15: 15,678,605 km (0.08 R)
• M16: 16,475,961 km (0.047 R)
• M17: 18,912,462 km (0.09 R)
• M18: 19,877,518 km (0.075 R)
• M19: 20,938,616 km (0.099 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 653.8

Radius: 11.7

Gravity: 4.78 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 2.14 AU - 3.4 AU

Year: 2931 Days

Day: 11.8 Hours

Environment

Temp: -193 °C

Axial Tilt: 27.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 69,489,110 km

• M1: 145,559 km (0.109 R)
• M2: 703,858 km (0.085 R)
• M3: 1,134,700 km (0.089 R)
• M4: 1,623,586 km (0.11 R)
• M5: 2,158,398 km (0.115 R)
• M6: 2,578,469 km (0.099 R)
• M7: 4,770,526 km (0.086 R)
• M8: 5,591,968 km (0.11 R)
• M9: 6,036,872 km (0.117 R)
• M10: 6,477,289 km (0.12 R)
• M11: 8,491,474 km (0.088 R)
• M12: 9,883,782 km (0.119 R)
• M13: 11,422,845 km (0.104 R)
• M14: 11,927,139 km (0.085 R)
• M15: 12,755,911 km (0.115 R)
• M16: 13,669,356 km (0.077 R)
• M17: 16,091,495 km (0.083 R)
• M18: 16,940,762 km (0.089 R)
• M19: 17,987,947 km (0.028 R)
• M20: 19,490,059 km (0.1 R)
• M21: 20,150,085 km (0.101 R)

Asteroid Belt

Center: 3.06 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 3.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 924

Radius: 9.3

Gravity: 10.68 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 3 AU - 3.68 AU

Year: 3881 Days

Day: 9.6 Hours

Environment

Temp: -216 °C

Axial Tilt: 25.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 69,489,110 km

• M1: 115,639 km (0.099 R)
• M2: 479,910 km (0.095 R)
• M3: 1,035,217 km (0.12 R)
• M4: 2,673,015 km (0.083 R)
• M5: 3,337,080 km (0.106 R)
• M6: 3,860,223 km (0.087 R)
• M7: 5,367,721 km (0.081 R)
• M8: 9,254,872 km (0.086 R)
• M9: 9,991,043 km (0.091 R)
• M10: 10,721,829 km (0.119 R)
• M11: 11,349,990 km (0.07 R)
• M12: 12,778,501 km (0.087 R)
• M13: 14,592,225 km (0.048 R)
• M14: 16,336,686 km (0.066 R)
• M15: 23,054,827 km (0.099 R)
• M16: 24,481,841 km (0.109 R)
• M17: 24,944,547 km (0.062 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 547.3

Radius: 12.6

Gravity: 3.45 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 2.62 AU - 4.34 AU

Year: 4128 Days

Day: 5.1 Hours

Environment

Temp: -217 °C

Axial Tilt: 1.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 69,489,110 km

• M1: 156,779 km (0.089 R)
• M2: 655,239 km (0.084 R)
• M3: 1,438,384 km (0.026 R)
• M4: 2,330,286 km (0.064 R)
• M5: 2,951,865 km (0.109 R)
• M6: 3,804,274 km (0.104 R)
• M7: 6,700,638 km (0.084 R)
• M8: 7,136,716 km (0.059 R)
• M9: 8,452,878 km (0.044 R)
• M10: 9,766,497 km (0.052 R)
• M11: 10,246,856 km (0.117 R)
• M12: 11,918,163 km (0.085 R)
• M13: 14,267,299 km (0.111 R)
• M14: 14,991,801 km (0.111 R)
• M15: 17,139,428 km (0.119 R)
• M16: 22,587,035 km (0.111 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 917.2

Radius: 8.8

Gravity: 11.84 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 4.01 AU - 6.13 AU

Year: 7258 Days

Day: 14.2 Hours

Environment

Temp: -213 °C

Axial Tilt: 19.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 69,489,110 km

• M1: 109,954 km (0.067 R)
• M2: 392,246 km (0.114 R)
• M3: 840,291 km (0.099 R)
• M4: 1,557,015 km (0.088 R)
• M5: 1,872,367 km (0.08 R)
• M6: 2,265,211 km (0.116 R)
• M7: 2,732,405 km (0.107 R)
• M8: 3,910,638 km (0.112 R)
• M9: 4,556,452 km (0.032 R)
• M10: 5,302,796 km (0.115 R)
• M11: 7,664,049 km (0.111 R)
• M12: 9,256,667 km (0.032 R)
• M13: 9,769,788 km (0.075 R)
• M14: 10,155,003 km (0.068 R)
• M15: 14,645,183 km (0.097 R)
• M16: 15,086,347 km (0.027 R)
• M17: 17,286,184 km (0.049 R)
• M18: 21,737,319 km (0.104 R)
• M19: 22,980,028 km (0.075 R)
• M20: 24,621,266 km (0.112 R)
• M21: 25,606,368 km (0.107 R)
• M22: 26,710,849 km (0.059 R)
• M23: 27,274,833 km (0.103 R)
• M24: 31,032,732 km (0.072 R)
• M25: 37,295,497 km (0.098 R)
• M26: 38,593,857 km (0.111 R)
• M27: 40,535,937 km (0.093 R)
• M28: 42,542,343 km (0.101 R)

Planet 8 - Ice Giant

Semi-Major Axis: 7.48 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 500.2

Radius: 6.3

Gravity: 12.6 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 6.87 AU - 8.09 AU

Year: 13007 Days

Day: 15.2 Hours

Environment

Temp: -222 °C

Axial Tilt: 88.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 69,489,110 km

• M1: 78,389 km (0.101 R)
• M2: 330,611 km (0.104 R)
• M3: 1,825,094 km (0.092 R)
• M4: 3,365,055 km (0.09 R)
• M5: 4,820,642 km (0.119 R)
• M6: 5,864,985 km (0.053 R)
• M7: 6,120,198 km (0.089 R)
• M8: 6,459,187 km (0.095 R)
• M9: 6,890,628 km (0.072 R)
• M10: 7,299,179 km (0.103 R)
• M11: 7,637,570 km (0.042 R)
• M12: 8,716,021 km (0.116 R)
• M13: 10,950,564 km (0.097 R)
• M14: 11,563,766 km (0.094 R)
• M15: 13,289,826 km (0.088 R)
• M16: 13,730,841 km (0.105 R)
• M17: 14,575,769 km (0.096 R)
• M18: 17,318,198 km (0.093 R)
• M19: 18,303,898 km (0.096 R)
• M20: 19,974,158 km (0.099 R)
• M21: 20,720,203 km (0.057 R)
• M22: 22,092,015 km (0.12 R)
• M23: 23,069,637 km (0.095 R)
• M24: 28,601,318 km (0.099 R)
• M25: 29,976,122 km (0.082 R)
• M26: 32,402,151 km (0.079 R)
• M27: 32,628,941 km (0.113 R)
• M28: 37,266,774 km (0.078 R)
• M29: 44,667,082 km (0.108 R)
• M30: 48,412,863 km (0.118 R)
• M31: 50,972,183 km (0.045 R)

Planet 9 - Ice Giant

Semi-Major Axis: 8.56 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 823.1

Radius: 7.2

Gravity: 15.88 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 6.87 AU - 10.25 AU

Year: 15924 Days

Day: 23.7 Hours

Environment

Temp: -218 °C

Axial Tilt: 38.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 69,489,110 km

• M1: 89,908 km (0.059 R)
• M2: 543,339 km (0.11 R)
• M3: 798,703 km (0.109 R)
• M4: 1,173,894 km (0.104 R)
• M5: 1,982,172 km (0.107 R)
• M6: 2,238,134 km (0.102 R)
• M7: 3,168,184 km (0.082 R)
• M8: 4,206,243 km (0.089 R)
• M9: 7,022,423 km (0.112 R)
• M10: 7,621,563 km (0.06 R)
• M11: 8,816,700 km (0.096 R)
• M12: 9,187,553 km (0.103 R)
• M13: 10,131,815 km (0.063 R)
• M14: 13,077,547 km (0.044 R)
• M15: 13,912,303 km (0.11 R)
• M16: 14,270,440 km (0.097 R)
• M17: 14,708,163 km (0.059 R)
• M18: 16,709,633 km (0.064 R)
• M19: 17,442,663 km (0.071 R)
• M20: 19,324,903 km (0.106 R)
• M21: 20,590,801 km (0.112 R)
• M22: 25,350,556 km (0.069 R)
• M23: 27,533,339 km (0.11 R)
• M24: 27,758,334 km (0.051 R)
• M25: 28,555,391 km (0.071 R)
• M26: 31,037,818 km (0.099 R)
• M27: 32,269,009 km (0.095 R)
• M28: 33,150,140 km (0.06 R)
• M29: 34,566,832 km (0.115 R)
• M30: 38,354,201 km (0.044 R)
• M31: 39,485,161 km (0.045 R)
• M32: 42,860,089 km (0.081 R)
• M33: 62,454,269 km (0.088 R)
• M34: 68,659,588 km (0.111 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: 421 - 17,598 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit