🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.2

Radius: 1.78

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 0.47 AU - 0.71 AU

Year: 288 Days

Day: 44.1 Hours

Environment

Temp: -128 °C

Axial Tilt: 7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 319.4

Radius: 9.6

Gravity: 3.47 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 0.72 AU - 0.9 AU

Year: 464 Days

Day: 10 Hours

Environment

Temp: -142 °C

Axial Tilt: 36.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 89,642,021 km

• M1: 119,529 km (0.09 R)
• M2: 434,731 km (0.072 R)
• M3: 847,622 km (0.104 R)
• M4: 1,368,521 km (0.087 R)
• M5: 2,660,449 km (0.11 R)
• M6: 3,505,976 km (0.115 R)
• M7: 4,129,051 km (0.076 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 813.1

Radius: 9.2

Gravity: 9.61 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 1.1 AU - 1.58 AU

Year: 986 Days

Day: 9.4 Hours

Environment

Temp: -175 °C

Axial Tilt: 5.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 89,642,021 km

• M1: 114,442 km (0.106 R)
• M2: 400,922 km (0.097 R)
• M3: 886,068 km (0.042 R)
• M4: 1,241,662 km (0.111 R)
• M5: 1,755,830 km (0.068 R)
• M6: 2,395,212 km (0.104 R)
• M7: 3,099,219 km (0.099 R)
• M8: 3,999,798 km (0.093 R)
• M9: 4,709,341 km (0.045 R)
• M10: 5,220,816 km (0.074 R)
• M11: 5,874,559 km (0.067 R)
• M12: 7,876,777 km (0.109 R)
• M13: 8,272,313 km (0.088 R)
• M14: 9,687,360 km (0.088 R)
• M15: 10,049,686 km (0.03 R)

Asteroid Belt

Center: 1.62 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 1.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 507.7

Radius: 13.3

Gravity: 2.87 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 1.66 AU - 2.14 AU

Year: 1665 Days

Day: 14 Hours

Environment

Temp: -188 °C

Axial Tilt: 27.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 89,642,021 km

• M1: 165,455 km (0.036 R)
• M2: 652,845 km (0.113 R)
• M3: 1,502,860 km (0.113 R)
• M4: 1,946,567 km (0.073 R)
• M5: 2,405,683 km (0.072 R)
• M6: 3,093,534 km (0.062 R)
• M7: 4,785,785 km (0.098 R)
• M8: 5,440,127 km (0.037 R)
• M9: 7,313,391 km (0.066 R)
• M10: 8,382,567 km (0.081 R)
• M11: 10,096,659 km (0.096 R)
• M12: 11,635,274 km (0.026 R)
• M13: 12,404,506 km (0.063 R)
• M14: 12,897,580 km (0.083 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 68

Radius: 14.9

Gravity: 0.31 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 2.22 AU - 2.32 AU

Year: 2175 Days

Day: 5.7 Hours

Environment

Temp: -185 °C

Axial Tilt: 27.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 89,642,021 km

• M1: 185,352 km (0.077 R)
• M2: 766,240 km (0.056 R)
• M3: 1,475,633 km (0.099 R)
• M4: 3,934,723 km (0.112 R)
• M5: 5,473,936 km (0.093 R)
• M6: 7,678,260 km (0.117 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 546.7

Radius: 9.2

Gravity: 6.46 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 2.44 AU - 2.7 AU

Year: 2620 Days

Day: 8.8 Hours

Environment

Temp: -208 °C

Axial Tilt: 2.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 89,642,021 km

• M1: 114,442 km (0.111 R)
• M2: 421,417 km (0.069 R)
• M3: 788,381 km (0.073 R)
• M4: 1,179,130 km (0.105 R)
• M5: 1,933,104 km (0.111 R)
• M6: 2,822,613 km (0.051 R)
• M7: 3,190,025 km (0.086 R)
• M8: 3,499,693 km (0.104 R)
• M9: 4,021,490 km (0.086 R)
• M10: 5,409,908 km (0.091 R)
• M11: 5,877,700 km (0.051 R)
• M12: 7,414,669 km (0.06 R)
• M13: 8,054,798 km (0.11 R)
• M14: 9,168,853 km (0.117 R)
• M15: 9,942,574 km (0.088 R)
• M16: 10,683,083 km (0.063 R)
• M17: 11,579,623 km (0.057 R)
• M18: 12,066,863 km (0.1 R)
• M19: 12,695,175 km (0.103 R)
• M20: 13,522,002 km (0.093 R)
• M21: 13,971,394 km (0.111 R)
• M22: 15,138,407 km (0.113 R)
• M23: 17,986,750 km (0.115 R)

Planet 7 - Gas Giant

Semi-Major Axis: 2.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 441.7

Radius: 14.2

Gravity: 2.19 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 2.21 AU - 3.25 AU

Year: 2868 Days

Day: 11.5 Hours

Environment

Temp: -204 °C

Axial Tilt: 43.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 89,642,021 km

• M1: 178,171 km (0.117 R)
• M2: 620,532 km (0.108 R)
• M3: 1,072,617 km (0.109 R)
• M4: 1,604,288 km (0.095 R)
• M5: 2,500,678 km (0.089 R)
• M6: 3,175,963 km (0.081 R)
• M7: 4,614,346 km (0.043 R)
• M8: 5,908,368 km (0.09 R)
• M9: 7,402,851 km (0.096 R)
• M10: 8,869,059 km (0.085 R)
• M11: 9,375,598 km (0.112 R)
• M12: 9,865,830 km (0.11 R)
• M13: 11,205,629 km (0.049 R)
• M14: 13,263,497 km (0.103 R)
• M15: 14,382,040 km (0.085 R)
• M16: 15,904,647 km (0.068 R)
• M17: 16,552,855 km (0.051 R)

Planet 8 - Gas Giant

Semi-Major Axis: 6.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 309.2

Radius: 13.3

Gravity: 1.75 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 5.94 AU - 6.08 AU

Year: 9368 Days

Day: 7 Hours

Environment

Temp: -226 °C

Axial Tilt: 45.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 89,642,021 km

• M1: 165,455 km (0.079 R)
• M2: 1,209,200 km (0.025 R)
• M3: 1,883,288 km (0.076 R)
• M4: 2,706,076 km (0.075 R)
• M5: 3,826,414 km (0.098 R)
• M6: 4,415,082 km (0.106 R)
• M7: 4,840,538 km (0.082 R)
• M8: 6,484,918 km (0.074 R)
• M9: 9,921,480 km (0.11 R)
• M10: 13,964,363 km (0.11 R)
• M11: 15,728,870 km (0.088 R)
• M12: 18,785,753 km (0.097 R)
• M13: 20,490,570 km (0.032 R)
• M14: 22,842,248 km (0.112 R)
• M15: 23,397,257 km (0.028 R)
• M16: 24,451,922 km (0.086 R)
• M17: 28,257,392 km (0.086 R)
• M18: 29,733,923 km (0.116 R)
• M19: 30,971,098 km (0.092 R)

Planet 9 - Ice Giant

Semi-Major Axis: 10.43 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 976.8

Radius: 5

Gravity: 39.07 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 8.32 AU - 12.54 AU

Year: 21417 Days

Day: 22.9 Hours

Environment

Temp: -232 °C

Axial Tilt: 17.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 89,642,021 km

• M1: 62,233 km (0.028 R)
• M2: 422,315 km (0.113 R)
• M3: 964,906 km (0.028 R)
• M4: 1,123,929 km (0.105 R)
• M5: 1,363,435 km (0.068 R)
• M6: 1,691,802 km (0.039 R)
• M7: 6,326,943 km (0.102 R)
• M8: 8,953,283 km (0.076 R)
• M9: 10,795,880 km (0.052 R)
• M10: 12,085,414 km (0.076 R)
• M11: 14,563,203 km (0.076 R)
• M12: 24,324,015 km (0.077 R)
• M13: 24,890,842 km (0.103 R)
• M14: 28,603,412 km (0.069 R)
• M15: 31,719,087 km (0.094 R)
• M16: 31,988,513 km (0.069 R)
• M17: 36,805,415 km (0.07 R)
• M18: 38,156,882 km (0.066 R)
• M19: 52,589,635 km (0.115 R)
• M20: 62,365,557 km (0.039 R)
• M21: 66,240,441 km (0.12 R)
• M22: 67,566,925 km (0.114 R)
• M23: 72,815,866 km (0.055 R)
• M24: 75,419,617 km (0.116 R)
• M25: 84,373,947 km (0.069 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 379 - 11,291 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit