🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.22

Radius: 1.38

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 0.52 AU - 0.82 AU

Year: 360 Days

Day: 24.4 Hours

Environment

Temp: -127 °C

Axial Tilt: 10.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 60,057,895 km

• M1: 440,715 km (0.071 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 489.6

Radius: 11.7

Gravity: 3.58 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 0.69 AU - 0.75 AU

Year: 401 Days

Day: 9.5 Hours

Environment

Temp: -149 °C

Axial Tilt: 38.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 60,057,895 km

• M1: 146,008 km (0.06 R)
• M2: 538,403 km (0.094 R)
• M3: 969,693 km (0.084 R)
• M4: 1,346,830 km (0.042 R)
• M5: 1,882,390 km (0.091 R)
• M6: 2,284,808 km (0.069 R)
• M7: 2,735,547 km (0.11 R)
• M8: 3,267,068 km (0.075 R)
• M9: 4,015,207 km (0.055 R)
• M10: 4,538,650 km (0.085 R)
• M11: 5,004,498 km (0.059 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 693.6

Radius: 13.3

Gravity: 3.92 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 0.67 AU - 0.85 AU

Year: 435 Days

Day: 6.7 Hours

Environment

Temp: -149 °C

Axial Tilt: 36.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 60,057,895 km

• M1: 165,455 km (0.116 R)
• M2: 587,920 km (0.106 R)
• M3: 1,012,030 km (0.098 R)
• M4: 1,459,178 km (0.075 R)
• M5: 1,952,402 km (0.119 R)
• M6: 2,471,656 km (0.06 R)
• M7: 3,390,037 km (0.114 R)
• M8: 4,257,256 km (0.11 R)
• M9: 4,878,686 km (0.097 R)
• M10: 5,494,131 km (0.097 R)
• M11: 5,932,752 km (0.085 R)

Planet 4 - Gas Giant

Semi-Major Axis: 0.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 250

Radius: 14.1

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 0.81 AU - 0.87 AU

Year: 505 Days

Day: 8 Hours

Environment

Temp: -144 °C

Axial Tilt: 14.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 60,057,895 km

• M1: 175,329 km (0.1 R)
• M2: 679,773 km (0.091 R)
• M3: 1,148,463 km (0.07 R)
• M4: 2,137,305 km (0.11 R)
• M5: 2,798,079 km (0.093 R)
• M6: 3,297,885 km (0.067 R)
• M7: 3,917,071 km (0.045 R)
• M8: 4,626,464 km (0.071 R)

Planet 5 - Gas Giant

Semi-Major Axis: 0.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 729.6

Radius: 10.7

Gravity: 6.37 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 0.76 AU - 1.08 AU

Year: 579 Days

Day: 14.9 Hours

Environment

Temp: -154 °C

Axial Tilt: 9.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 60,057,895 km

• M1: 133,142 km (0.082 R)
• M2: 546,780 km (0.108 R)
• M3: 913,594 km (0.101 R)
• M4: 1,382,584 km (0.071 R)
• M5: 1,725,761 km (0.117 R)
• M6: 2,305,902 km (0.094 R)
• M7: 2,885,294 km (0.07 R)
• M8: 3,733,215 km (0.113 R)
• M9: 4,127,704 km (0.029 R)
• M10: 5,428,757 km (0.099 R)

Planet 6 - Gas Giant

Semi-Major Axis: 1.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 878

Radius: 14.5

Gravity: 4.18 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 1.43 AU - 1.71 AU

Year: 1291 Days

Day: 14 Hours

Environment

Temp: -175 °C

Axial Tilt: 33.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 60,057,895 km

• M1: 180,265 km (0.117 R)
• M2: 723,605 km (0.087 R)
• M3: 1,399,638 km (0.11 R)
• M4: 1,982,321 km (0.036 R)
• M5: 2,846,847 km (0.114 R)
• M6: 3,570,602 km (0.105 R)
• M7: 5,516,870 km (0.062 R)
• M8: 6,500,925 km (0.106 R)
• M9: 7,022,573 km (0.094 R)
• M10: 7,680,055 km (0.083 R)
• M11: 8,847,218 km (0.09 R)
• M12: 9,583,539 km (0.113 R)
• M13: 10,096,959 km (0.099 R)
• M14: 10,867,238 km (0.102 R)
• M15: 11,604,456 km (0.055 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 560.4

Radius: 12.2

Gravity: 3.77 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 3.19 AU - 3.57 AU

Year: 4076 Days

Day: 10.8 Hours

Environment

Temp: -212 °C

Axial Tilt: 13.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 60,057,895 km

• M1: 151,692 km (0.087 R)
• M2: 534,513 km (0.091 R)
• M3: 1,056,161 km (0.06 R)
• M4: 1,538,764 km (0.084 R)
• M5: 1,927,868 km (0.068 R)
• M6: 2,694,856 km (0.113 R)
• M7: 3,923,653 km (0.116 R)
• M8: 4,955,729 km (0.033 R)
• M9: 6,364,492 km (0.079 R)
• M10: 7,003,574 km (0.099 R)
• M11: 7,718,652 km (0.101 R)
• M12: 8,198,562 km (0.032 R)
• M13: 8,771,372 km (0.118 R)
• M14: 9,256,368 km (0.046 R)
• M15: 10,403,036 km (0.098 R)
• M16: 10,819,816 km (0.116 R)
• M17: 13,169,400 km (0.083 R)
• M18: 14,930,765 km (0.097 R)
• M19: 17,303,836 km (0.101 R)
• M20: 19,350,335 km (0.118 R)
• M21: 19,854,480 km (0.113 R)
• M22: 22,855,114 km (0.076 R)
• M23: 23,632,275 km (0.118 R)
• M24: 24,426,939 km (0.111 R)

Planet 8 - Gas Giant

Semi-Major Axis: 5.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 626.9

Radius: 9.5

Gravity: 6.95 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 5.07 AU - 6.01 AU

Year: 8554 Days

Day: 8.1 Hours

Environment

Temp: -214 °C

Axial Tilt: 0.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 60,057,895 km

• M1: 118,182 km (0.111 R)
• M2: 539,600 km (0.052 R)
• M3: 923,019 km (0.08 R)
• M4: 1,425,219 km (0.076 R)
• M5: 2,036,925 km (0.115 R)
• M6: 2,467,467 km (0.113 R)
• M7: 3,536,643 km (0.071 R)
• M8: 4,377,234 km (0.093 R)
• M9: 5,220,966 km (0.118 R)
• M10: 6,962,285 km (0.115 R)
• M11: 9,150,752 km (0.11 R)
• M12: 11,869,394 km (0.11 R)
• M13: 12,305,322 km (0.109 R)
• M14: 12,751,722 km (0.091 R)
• M15: 13,441,817 km (0.116 R)
• M16: 17,689,499 km (0.06 R)
• M17: 21,129,802 km (0.108 R)
• M18: 25,259,451 km (0.085 R)
• M19: 25,799,499 km (0.091 R)
• M20: 27,465,720 km (0.062 R)
• M21: 28,908,143 km (0.064 R)
• M22: 31,114,113 km (0.088 R)
• M23: 39,597,210 km (0.089 R)

Planet 9 - Ice Giant

Semi-Major Axis: 10.69 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 256.3

Radius: 7.8

Gravity: 4.21 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 8.39 AU - 12.99 AU

Year: 22929 Days

Day: 23.2 Hours

Environment

Temp: -233 °C

Axial Tilt: 52.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 60,057,895 km

• M1: 97,239 km (0.076 R)
• M2: 386,411 km (0.114 R)
• M3: 644,468 km (0.058 R)
• M4: 989,590 km (0.069 R)
• M5: 1,264,102 km (0.082 R)
• M6: 1,748,500 km (0.047 R)
• M7: 2,391,920 km (0.05 R)
• M8: 2,645,788 km (0.105 R)
• M9: 3,681,304 km (0.108 R)
• M10: 4,476,267 km (0.058 R)
• M11: 4,732,529 km (0.079 R)
• M12: 5,309,827 km (0.075 R)
• M13: 7,194,610 km (0.07 R)
• M14: 9,434,091 km (0.056 R)
• M15: 10,854,373 km (0.079 R)
• M16: 11,259,933 km (0.058 R)
• M17: 14,526,103 km (0.117 R)
• M18: 20,751,917 km (0.105 R)
• M19: 21,286,730 km (0.104 R)
• M20: 22,106,377 km (0.117 R)
• M21: 23,327,095 km (0.114 R)
• M22: 23,905,441 km (0.098 R)
• M23: 27,685,031 km (0.089 R)
• M24: 28,116,022 km (0.082 R)
• M25: 28,770,962 km (0.059 R)
• M26: 31,492,895 km (0.109 R)
• M27: 33,888,555 km (0.074 R)
• M28: 59,519,906 km (0.047 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 186 - 13,568 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit