🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.49

Radius: 1.65

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 0.65 AU - 0.67 AU

Year: 190 Days

Day: 39.7 Hours

Environment

Temp: 208 °C

Axial Tilt: 3.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 2.36 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.47

Radius: 0.74

Gravity: 0.86 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 2.22 AU - 2.5 AU

Year: 1286 Days

Day: 30 Hours

Environment

Temp: -72 °C

Axial Tilt: 32.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 75,652,990 km

• M1: 32,463 km (0.069 R)

Planet 3 - Gas Giant

Semi-Major Axis: 7.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 401.7

Radius: 11.4

Gravity: 3.09 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 6.38 AU - 7.68 AU

Year: 6613 Days

Day: 8.6 Hours

Environment

Temp: -148 °C

Axial Tilt: 23.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 75,652,990 km

• M1: 141,968 km (0.091 R)
• M2: 540,198 km (0.111 R)
• M3: 1,333,067 km (0.093 R)
• M4: 2,246,062 km (0.105 R)
• M5: 3,907,945 km (0.069 R)
• M6: 5,295,465 km (0.103 R)
• M7: 6,025,204 km (0.108 R)
• M8: 9,095,700 km (0.045 R)
• M9: 9,463,561 km (0.078 R)
• M10: 10,185,820 km (0.039 R)
• M11: 11,455,008 km (0.077 R)
• M12: 17,410,200 km (0.067 R)
• M13: 20,032,501 km (0.085 R)
• M14: 21,365,867 km (0.09 R)
• M15: 22,017,815 km (0.081 R)
• M16: 22,682,927 km (0.074 R)
• M17: 23,209,362 km (0.057 R)
• M18: 25,802,192 km (0.069 R)
• M19: 28,495,253 km (0.109 R)

Planet 4 - Gas Giant

Semi-Major Axis: 8.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 386.8

Radius: 14.5

Gravity: 1.84 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 7.49 AU - 9.01 AU

Year: 8407 Days

Day: 14.3 Hours

Environment

Temp: -155 °C

Axial Tilt: 2.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 75,652,990 km

• M1: 182,061 km (0.072 R)
• M2: 677,978 km (0.11 R)
• M3: 2,017,028 km (0.035 R)
• M4: 3,070,197 km (0.094 R)
• M5: 5,770,439 km (0.103 R)
• M6: 6,313,030 km (0.073 R)
• M7: 7,575,935 km (0.12 R)
• M8: 8,110,299 km (0.081 R)
• M9: 13,950,899 km (0.073 R)
• M10: 14,991,951 km (0.051 R)
• M11: 25,945,806 km (0.101 R)

Planet 5 - Gas Giant

Semi-Major Axis: 12.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 409.5

Radius: 12.4

Gravity: 2.66 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 10.19 AU - 14.39 AU

Year: 15285 Days

Day: 14.7 Hours

Environment

Temp: -188 °C

Axial Tilt: 87.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 75,652,990 km

• M1: 154,385 km (0.026 R)
• M2: 562,638 km (0.07 R)
• M3: 1,194,090 km (0.11 R)
• M4: 1,776,774 km (0.105 R)
• M5: 2,544,361 km (0.059 R)
• M6: 3,446,735 km (0.118 R)
• M7: 4,372,297 km (0.06 R)
• M8: 5,525,846 km (0.078 R)
• M9: 6,174,054 km (0.089 R)
• M10: 6,673,411 km (0.105 R)
• M11: 8,289,368 km (0.115 R)
• M12: 13,963,316 km (0.031 R)
• M13: 14,556,920 km (0.107 R)
• M14: 16,439,310 km (0.102 R)
• M15: 18,089,225 km (0.076 R)
• M16: 18,636,604 km (0.111 R)
• M17: 19,275,686 km (0.101 R)
• M18: 28,546,565 km (0.074 R)
• M19: 31,145,828 km (0.093 R)
• M20: 33,429,290 km (0.059 R)
• M21: 35,578,114 km (0.029 R)
• M22: 37,690,585 km (0.082 R)
• M23: 39,491,893 km (0.072 R)
• M24: 40,281,321 km (0.086 R)
• M25: 40,947,181 km (0.093 R)
• M26: 41,620,222 km (0.074 R)
• M27: 42,164,010 km (0.094 R)
• M28: 49,064,960 km (0.101 R)
• M29: 50,746,141 km (0.1 R)
• M30: 53,579,375 km (0.082 R)

Planet 6 - Ice Giant

Semi-Major Axis: 14.69 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 767.7

Radius: 4.6

Gravity: 36.28 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 11.96 AU - 17.42 AU

Year: 19974 Days

Day: 20.9 Hours

Environment

Temp: -196 °C

Axial Tilt: 15.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 75,652,990 km

• M1: 57,894 km (0.105 R)
• M2: 218,862 km (0.118 R)
• M3: 532,868 km (0.057 R)
• M4: 830,567 km (0.119 R)
• M5: 2,841,761 km (0.071 R)
• M6: 5,575,812 km (0.107 R)
• M7: 6,072,178 km (0.046 R)
• M8: 7,392,678 km (0.094 R)
• M9: 8,675,330 km (0.102 R)
• M10: 9,227,645 km (0.107 R)
• M11: 9,980,272 km (0.066 R)
• M12: 13,547,134 km (0.071 R)
• M13: 14,289,589 km (0.101 R)
• M14: 16,595,490 km (0.12 R)
• M15: 19,322,360 km (0.05 R)
• M16: 22,537,966 km (0.074 R)
• M17: 23,367,935 km (0.114 R)
• M18: 30,003,798 km (0.082 R)
• M19: 31,517,728 km (0.086 R)
• M20: 33,214,467 km (0.065 R)
• M21: 38,815,412 km (0.105 R)
• M22: 39,706,416 km (0.059 R)
• M23: 46,162,612 km (0.118 R)
• M24: 47,162,374 km (0.115 R)
• M25: 65,389,678 km (0.047 R)
• M26: 70,528,365 km (0.09 R)

Asteroid Belt

Center: 15 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Ice Giant

Semi-Major Axis: 15.3 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 711.1

Radius: 7.8

Gravity: 11.69 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 12.71 AU - 17.89 AU

Year: 21231 Days

Day: 17.8 Hours

Environment

Temp: -187 °C

Axial Tilt: 41.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 75,652,990 km

• M1: 97,538 km (0.098 R)
• M2: 372,648 km (0.116 R)
• M3: 709,244 km (0.084 R)
• M4: 1,363,285 km (0.082 R)
• M5: 1,854,864 km (0.088 R)
• M6: 3,927,243 km (0.069 R)
• M7: 4,810,619 km (0.096 R)
• M8: 6,552,836 km (0.099 R)
• M9: 8,305,075 km (0.114 R)
• M10: 11,817,185 km (0.096 R)
• M11: 12,359,178 km (0.078 R)
• M12: 13,419,677 km (0.117 R)
• M13: 15,479,640 km (0.117 R)
• M14: 18,997,284 km (0.106 R)
• M15: 19,553,190 km (0.092 R)
• M16: 25,835,103 km (0.098 R)
• M17: 31,504,713 km (0.089 R)
• M18: 31,892,471 km (0.114 R)
• M19: 40,180,492 km (0.037 R)
• M20: 41,559,036 km (0.107 R)
• M21: 41,869,602 km (0.071 R)
• M22: 47,898,396 km (0.089 R)
• M23: 50,322,629 km (0.112 R)
• M24: 53,374,875 km (0.114 R)
• M25: 54,295,500 km (0.091 R)
• M26: 55,226,747 km (0.1 R)
• M27: 56,548,294 km (0.092 R)
• M28: 58,667,498 km (0.089 R)
• M29: 62,248,422 km (0.109 R)
• M30: 64,506,901 km (0.089 R)
• M31: 65,132,220 km (0.104 R)
• M32: 67,674,038 km (0.088 R)

Planet 8 - Ice Giant

Semi-Major Axis: 16.98 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 437.1

Radius: 6.9

Gravity: 9.18 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 13.41 AU - 20.55 AU

Year: 24822 Days

Day: 19.5 Hours

Environment

Temp: -188 °C

Axial Tilt: 16.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 75,652,990 km

• M1: 99,034 km (0.12 R)
• M2: 356,492 km (0.103 R)
• M3: 879,486 km (0.059 R)
• M4: 1,156,840 km (0.104 R)
• M5: 2,025,854 km (0.104 R)
• M6: 2,515,787 km (0.063 R)
• M7: 10,407,524 km (0.051 R)
• M8: 11,463,834 km (0.102 R)
• M9: 16,819,737 km (0.102 R)
• M10: 17,492,479 km (0.09 R)
• M11: 23,846,499 km (0.118 R)
• M12: 26,116,647 km (0.067 R)
• M13: 26,904,279 km (0.041 R)
• M14: 34,183,113 km (0.102 R)
• M15: 37,343,368 km (0.028 R)
• M16: 41,903,710 km (0.06 R)
• M17: 46,329,862 km (0.106 R)
• M18: 46,821,890 km (0.106 R)
• M19: 55,912,055 km (0.111 R)
• M20: 61,854,381 km (0.027 R)
• M21: 68,416,043 km (0.102 R)
• M22: 69,267,404 km (0.087 R)
• M23: 74,300,924 km (0.05 R)

Kuiper Belt

Range: 30.9 - 51.9 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 359 - 11,029 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit