🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.47

Radius: 0.74

Gravity: 0.86 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 0.48 AU - 0.62 AU

Year: 263 Days

Day: 13.1 Hours

Environment

Temp: -122 °C

Axial Tilt: 135.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 66,033,385 km

• M1: 58,493 km (0.086 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.79

Radius: 1.87

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 0.49 AU - 0.69 AU

Year: 293 Days

Day: 14.4 Hours

Environment

Temp: -126 °C

Axial Tilt: 9.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 66,033,385 km

• M1: 489,484 km (0.07 R)
• M2: 610,808 km (0.116 R)

Asteroid Belt

Center: 0.99 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 1.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 26.8

Radius: 10

Gravity: 0.27 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 1.04 AU - 1.72 AU

Year: 1047 Days

Day: 14.3 Hours

Environment

Temp: -168 °C

Axial Tilt: 19.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (4)

Outer Limit: 66,033,385 km

• M1: 124,765 km (0.114 R)
• M2: 571,165 km (0.109 R)
• M3: 1,118,543 km (0.053 R)
• M4: 1,999,675 km (0.092 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 549.6

Radius: 13.8

Gravity: 2.89 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 2.12 AU - 2.44 AU

Year: 2223 Days

Day: 14.6 Hours

Environment

Temp: -197 °C

Axial Tilt: 1.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 66,033,385 km

• M1: 171,738 km (0.1 R)
• M2: 608,265 km (0.109 R)
• M3: 1,108,969 km (0.106 R)
• M4: 1,596,808 km (0.063 R)
• M5: 2,266,857 km (0.108 R)
• M6: 3,561,177 km (0.077 R)
• M7: 4,044,678 km (0.078 R)
• M8: 4,511,273 km (0.112 R)
• M9: 5,695,041 km (0.042 R)
• M10: 6,182,880 km (0.082 R)
• M11: 6,619,407 km (0.075 R)
• M12: 8,702,856 km (0.062 R)
• M13: 9,620,938 km (0.11 R)
• M14: 11,043,165 km (0.096 R)
• M15: 12,601,526 km (0.094 R)
• M16: 14,346,436 km (0.077 R)
• M17: 15,115,219 km (0.05 R)
• M18: 15,721,689 km (0.053 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 681.9

Radius: 11.6

Gravity: 5.07 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 3.15 AU - 3.91 AU

Year: 4282 Days

Day: 8.2 Hours

Environment

Temp: -215 °C

Axial Tilt: 20.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 66,033,385 km

• M1: 144,362 km (0.066 R)
• M2: 561,890 km (0.084 R)
• M3: 1,216,679 km (0.074 R)
• M4: 1,748,650 km (0.106 R)
• M5: 2,119,652 km (0.102 R)
• M6: 2,592,531 km (0.112 R)
• M7: 3,135,422 km (0.108 R)
• M8: 3,711,074 km (0.096 R)
• M9: 4,450,686 km (0.118 R)
• M10: 5,206,006 km (0.113 R)
• M11: 6,104,042 km (0.07 R)
• M12: 6,747,462 km (0.102 R)
• M13: 7,640,861 km (0.04 R)
• M14: 8,062,428 km (0.095 R)
• M15: 8,799,646 km (0.11 R)
• M16: 9,184,860 km (0.076 R)
• M17: 10,579,711 km (0.107 R)
• M18: 13,177,927 km (0.108 R)
• M19: 13,837,055 km (0.103 R)
• M20: 16,637,527 km (0.08 R)
• M21: 17,227,840 km (0.094 R)
• M22: 20,059,279 km (0.111 R)
• M23: 22,969,407 km (0.07 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 491.1

Radius: 9.7

Gravity: 5.22 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 3.42 AU - 5.62 AU

Year: 6205 Days

Day: 5.5 Hours

Environment

Temp: -217 °C

Axial Tilt: 41.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 66,033,385 km

• M1: 120,725 km (0.116 R)
• M2: 451,636 km (0.087 R)
• M3: 1,002,755 km (0.071 R)
• M4: 1,607,579 km (0.103 R)
• M5: 2,841,761 km (0.119 R)
• M6: 3,307,310 km (0.118 R)
• M7: 4,006,680 km (0.051 R)
• M8: 4,317,694 km (0.06 R)
• M9: 5,097,847 km (0.09 R)
• M10: 5,464,062 km (0.05 R)
• M11: 7,176,958 km (0.073 R)
• M12: 8,308,367 km (0.083 R)
• M13: 16,642,015 km (0.096 R)
• M14: 18,089,823 km (0.079 R)
• M15: 18,877,606 km (0.051 R)
• M16: 19,483,327 km (0.107 R)
• M17: 20,102,064 km (0.069 R)
• M18: 21,962,912 km (0.109 R)
• M19: 23,316,773 km (0.114 R)
• M20: 29,470,033 km (0.091 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 439.3

Radius: 11.6

Gravity: 3.26 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 4.66 AU - 5.74 AU

Year: 7656 Days

Day: 10.8 Hours

Environment

Temp: -223 °C

Axial Tilt: 18.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 66,033,385 km

• M1: 144,212 km (0.086 R)
• M2: 676,033 km (0.098 R)
• M3: 1,160,730 km (0.076 R)
• M4: 1,805,796 km (0.071 R)
• M5: 2,219,434 km (0.084 R)
• M6: 3,389,289 km (0.092 R)
• M7: 4,297,348 km (0.069 R)
• M8: 5,970,152 km (0.115 R)
• M9: 6,727,715 km (0.105 R)
• M10: 7,585,510 km (0.095 R)
• M11: 8,157,572 km (0.084 R)
• M12: 9,914,000 km (0.049 R)
• M13: 11,412,223 km (0.086 R)
• M14: 12,215,564 km (0.072 R)
• M15: 12,842,528 km (0.089 R)
• M16: 13,218,169 km (0.101 R)
• M17: 14,047,689 km (0.107 R)
• M18: 22,209,599 km (0.072 R)
• M19: 22,751,592 km (0.068 R)
• M20: 23,223,125 km (0.048 R)
• M21: 25,933,988 km (0.12 R)
• M22: 27,145,431 km (0.092 R)
• M23: 28,940,905 km (0.04 R)
• M24: 30,718,726 km (0.075 R)

Planet 8 - Gas Giant

Semi-Major Axis: 5.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 754.7

Radius: 11.8

Gravity: 5.42 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 4.44 AU - 6.42 AU

Year: 8170 Days

Day: 12.7 Hours

Environment

Temp: -211 °C

Axial Tilt: 38.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 66,033,385 km

• M1: 148,551 km (0.095 R)
• M2: 569,369 km (0.09 R)
• M3: 995,424 km (0.097 R)
• M4: 1,696,290 km (0.088 R)
• M5: 2,141,793 km (0.086 R)
• M6: 2,704,430 km (0.095 R)
• M7: 3,162,200 km (0.059 R)
• M8: 3,551,154 km (0.105 R)
• M9: 4,128,602 km (0.065 R)
• M10: 4,510,077 km (0.031 R)
• M11: 5,933,949 km (0.042 R)
• M12: 6,386,184 km (0.066 R)
• M13: 8,089,954 km (0.079 R)
• M14: 10,373,416 km (0.075 R)
• M15: 11,609,692 km (0.089 R)
• M16: 11,988,175 km (0.066 R)
• M17: 13,173,289 km (0.081 R)
• M18: 13,884,777 km (0.104 R)
• M19: 16,307,813 km (0.108 R)
• M20: 19,831,741 km (0.025 R)
• M21: 20,217,703 km (0.079 R)
• M22: 22,140,634 km (0.113 R)
• M23: 22,892,364 km (0.115 R)
• M24: 31,684,979 km (0.099 R)
• M25: 34,606,027 km (0.12 R)
• M26: 41,353,788 km (0.04 R)

Planet 9 - Ice Giant

Semi-Major Axis: 10.04 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 809.5

Radius: 4.2

Gravity: 45.89 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 8.19 AU - 11.89 AU

Year: 20541 Days

Day: 19.5 Hours

Environment

Temp: -238 °C

Axial Tilt: 34.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 66,033,385 km

• M1: 52,359 km (0.118 R)
• M2: 433,385 km (0.069 R)
• M3: 923,617 km (0.099 R)
• M4: 1,575,116 km (0.086 R)
• M5: 2,007,155 km (0.1 R)
• M6: 3,651,983 km (0.12 R)
• M7: 5,692,498 km (0.086 R)
• M8: 8,933,985 km (0.049 R)
• M9: 11,426,734 km (0.099 R)
• M10: 12,029,913 km (0.073 R)
• M11: 13,593,510 km (0.1 R)
• M12: 19,367,838 km (0.109 R)
• M13: 19,745,273 km (0.114 R)
• M14: 20,514,954 km (0.077 R)
• M15: 24,665,398 km (0.057 R)
• M16: 26,586,833 km (0.114 R)
• M17: 36,546,311 km (0.114 R)
• M18: 38,589,519 km (0.081 R)
• M19: 42,109,407 km (0.115 R)
• M20: 44,028,000 km (0.117 R)
• M21: 47,183,916 km (0.073 R)
• M22: 49,779,290 km (0.033 R)
• M23: 60,911,466 km (0.098 R)
• M24: 68,240,714 km (0.113 R)

Planet 10 - Ice Giant

Semi-Major Axis: 10.75 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 345.8

Radius: 4.7

Gravity: 15.65 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 8.3 AU - 13.2 AU

Year: 22758 Days

Day: 24.4 Hours

Environment

Temp: -226 °C

Axial Tilt: 42.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 66,033,385 km

• M1: 58,642 km (0.118 R)
• M2: 714,180 km (0.057 R)
• M3: 914,641 km (0.049 R)
• M4: 1,857,706 km (0.084 R)
• M5: 3,707,334 km (0.077 R)
• M6: 4,539,248 km (0.11 R)
• M7: 5,489,045 km (0.062 R)
• M8: 6,355,366 km (0.116 R)
• M9: 14,668,221 km (0.115 R)
• M10: 15,107,291 km (0.067 R)
• M11: 16,320,679 km (0.113 R)
• M12: 16,712,925 km (0.089 R)
• M13: 17,272,421 km (0.081 R)
• M14: 19,812,592 km (0.09 R)
• M15: 24,376,973 km (0.072 R)
• M16: 38,606,124 km (0.092 R)
• M17: 41,439,358 km (0.098 R)
• M18: 46,568,770 km (0.119 R)
• M19: 51,432,346 km (0.09 R)
• M20: 55,031,222 km (0.111 R)
• M21: 62,343,865 km (0.11 R)
• M22: 63,300,993 km (0.084 R)
• M23: 63,493,675 km (0.119 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 470 - 12,825 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit