🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.96

Radius: 1.73

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 0.51 AU - 0.63 AU

Year: 282 Days

Day: 16.2 Hours

Environment

Temp: -132 °C

Axial Tilt: 35.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 48,933,585 km

• M1: 40,391 km (0.054 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.96

Radius: 1.9

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 0.45 AU - 0.75 AU

Year: 305 Days

Day: 14.9 Hours

Environment

Temp: -136 °C

Axial Tilt: 33.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 0.92 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 1.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 887.7

Radius: 10

Gravity: 8.88 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 1.18 AU - 1.3 AU

Year: 906 Days

Day: 8.7 Hours

Environment

Temp: -166 °C

Axial Tilt: 8.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 48,933,585 km

• M1: 147,803 km (0.105 R)
• M2: 481,855 km (0.044 R)
• M3: 975,827 km (0.098 R)
• M4: 1,312,721 km (0.11 R)
• M5: 1,737,280 km (0.051 R)
• M6: 2,083,898 km (0.064 R)
• M7: 2,906,387 km (0.112 R)
• M8: 3,561,028 km (0.054 R)
• M9: 4,209,684 km (0.076 R)
• M10: 4,824,232 km (0.058 R)
• M11: 5,357,997 km (0.027 R)
• M12: 5,721,520 km (0.084 R)
• M13: 6,865,645 km (0.108 R)
• M14: 8,025,327 km (0.061 R)
• M15: 8,556,699 km (0.091 R)
• M16: 9,572,020 km (0.102 R)
• M17: 9,987,902 km (0.077 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 397.7

Radius: 11.7

Gravity: 2.91 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 1.57 AU - 1.83 AU

Year: 1454 Days

Day: 14 Hours

Environment

Temp: -192 °C

Axial Tilt: 22.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 48,933,585 km

• M1: 145,559 km (0.076 R)
• M2: 818,001 km (0.068 R)
• M3: 1,460,973 km (0.056 R)
• M4: 3,254,202 km (0.118 R)
• M5: 3,761,339 km (0.112 R)
• M6: 4,372,895 km (0.08 R)
• M7: 7,863,911 km (0.066 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 911.6

Radius: 10.7

Gravity: 7.96 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 1.41 AU - 2.23 AU

Year: 1611 Days

Day: 12.7 Hours

Environment

Temp: -178 °C

Axial Tilt: 43.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 48,933,585 km

• M1: 136,882 km (0.109 R)
• M2: 480,060 km (0.118 R)
• M3: 837,150 km (0.049 R)
• M4: 1,669,063 km (0.117 R)
• M5: 2,449,964 km (0.042 R)
• M6: 3,090,393 km (0.066 R)
• M7: 3,750,269 km (0.093 R)
• M8: 4,170,789 km (0.1 R)
• M9: 5,509,540 km (0.046 R)
• M10: 5,885,031 km (0.113 R)
• M11: 7,197,902 km (0.119 R)
• M12: 7,997,053 km (0.047 R)
• M13: 8,822,534 km (0.087 R)
• M14: 9,737,625 km (0.056 R)
• M15: 10,114,013 km (0.095 R)
• M16: 10,823,256 km (0.09 R)
• M17: 11,679,555 km (0.11 R)
• M18: 13,068,571 km (0.12 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 166

Radius: 11.6

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 2.4 AU - 2.7 AU

Year: 2671 Days

Day: 10.8 Hours

Environment

Temp: -189 °C

Axial Tilt: 17.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 48,933,585 km

• M1: 144,512 km (0.045 R)
• M2: 557,102 km (0.045 R)
• M3: 922,420 km (0.071 R)
• M4: 1,516,174 km (0.098 R)
• M5: 2,020,319 km (0.115 R)
• M6: 2,509,953 km (0.101 R)
• M7: 3,730,821 km (0.08 R)
• M8: 4,832,161 km (0.081 R)
• M9: 5,230,390 km (0.089 R)
• M10: 5,672,153 km (0.116 R)
• M11: 6,606,840 km (0.089 R)
• M12: 7,149,133 km (0.12 R)
• M13: 8,018,296 km (0.103 R)
• M14: 8,839,140 km (0.109 R)
• M15: 9,224,803 km (0.077 R)
• M16: 10,030,238 km (0.097 R)
• M17: 10,614,717 km (0.06 R)
• M18: 10,983,027 km (0.086 R)
• M19: 11,534,145 km (0.108 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 599.2

Radius: 12.9

Gravity: 3.6 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 5.14 AU - 5.94 AU

Year: 8554 Days

Day: 10.3 Hours

Environment

Temp: -212 °C

Axial Tilt: 88.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 48,933,585 km

• M1: 160,369 km (0.074 R)
• M2: 575,054 km (0.088 R)
• M3: 1,054,067 km (0.094 R)
• M4: 1,806,394 km (0.106 R)
• M5: 2,508,607 km (0.048 R)
• M6: 2,996,445 km (0.104 R)
• M7: 3,689,532 km (0.075 R)
• M8: 4,942,414 km (0.075 R)
• M9: 6,532,490 km (0.105 R)
• M10: 8,654,536 km (0.061 R)
• M11: 9,272,525 km (0.09 R)
• M12: 10,158,294 km (0.119 R)
• M13: 10,597,214 km (0.062 R)
• M14: 11,408,782 km (0.052 R)
• M15: 14,274,330 km (0.108 R)
• M16: 14,825,747 km (0.092 R)
• M17: 16,902,465 km (0.036 R)
• M18: 18,010,536 km (0.051 R)
• M19: 18,945,972 km (0.086 R)
• M20: 20,680,260 km (0.057 R)
• M21: 21,947,504 km (0.09 R)
• M22: 26,977,433 km (0.112 R)
• M23: 28,393,526 km (0.093 R)
• M24: 30,358,045 km (0.098 R)
• M25: 39,845,243 km (0.087 R)

Planet 8 - Ice Giant

Semi-Major Axis: 6.33 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 667.7

Radius: 5.5

Gravity: 22.07 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 5 AU - 7.66 AU

Year: 10448 Days

Day: 15.4 Hours

Environment

Temp: -217 °C

Axial Tilt: 36 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 48,933,585 km

• M1: 68,366 km (0.065 R)
• M2: 907,610 km (0.032 R)
• M3: 1,107,024 km (0.113 R)
• M4: 1,427,762 km (0.029 R)
• M5: 2,163,484 km (0.081 R)
• M6: 2,348,238 km (0.075 R)
• M7: 2,792,244 km (0.118 R)
• M8: 3,637,323 km (0.111 R)
• M9: 4,918,479 km (0.066 R)
• M10: 5,305,339 km (0.03 R)
• M11: 6,324,250 km (0.049 R)
• M12: 7,551,102 km (0.071 R)
• M13: 7,762,933 km (0.118 R)
• M14: 8,110,000 km (0.096 R)
• M15: 8,287,423 km (0.116 R)
• M16: 9,117,841 km (0.114 R)
• M17: 11,770,809 km (0.056 R)
• M18: 12,938,271 km (0.109 R)
• M19: 13,737,273 km (0.103 R)
• M20: 14,116,953 km (0.109 R)
• M21: 14,373,962 km (0.091 R)
• M22: 19,789,554 km (0.11 R)
• M23: 23,616,118 km (0.057 R)
• M24: 26,618,697 km (0.115 R)
• M25: 30,610,417 km (0.113 R)
• M26: 31,366,784 km (0.079 R)
• M27: 32,357,421 km (0.119 R)
• M28: 37,748,180 km (0.066 R)
• M29: 38,367,815 km (0.086 R)
• M30: 40,655,017 km (0.094 R)
• M31: 40,914,718 km (0.051 R)
• M32: 41,700,107 km (0.075 R)
• M33: 42,096,691 km (0.109 R)
• M34: 42,362,377 km (0.108 R)
• M35: 42,763,000 km (0.103 R)
• M36: 46,909,853 km (0.073 R)
• M37: 48,349,583 km (0.106 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 160 - 13,514 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit