🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.93 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.08

Radius: 1.75

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 0.76 AU - 1.1 AU

Year: 342 Days

Day: 14.5 Hours

Environment

Temp: 5 °C

Axial Tilt: 34.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 1.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.56

Radius: 1.66

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 1.19 AU - 1.87 AU

Year: 721 Days

Day: 45.9 Hours

Environment

Temp: -61 °C

Axial Tilt: 6.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.16 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 6.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 356.7

Radius: 11.4

Gravity: 2.74 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 6.57 AU - 7.01 AU

Year: 6738 Days

Day: 13.1 Hours

Environment

Temp: -170 °C

Axial Tilt: 31.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 102,480,951 km

• M1: 142,118 km (0.069 R)
• M2: 789,278 km (0.11 R)
• M3: 1,506,451 km (0.077 R)
• M4: 2,311,437 km (0.098 R)
• M5: 2,865,547 km (0.117 R)
• M6: 6,803,861 km (0.099 R)
• M7: 7,765,625 km (0.081 R)
• M8: 8,354,592 km (0.085 R)
• M9: 9,172,743 km (0.107 R)
• M10: 10,609,631 km (0.094 R)
• M11: 11,242,878 km (0.089 R)
• M12: 13,871,463 km (0.066 R)
• M13: 17,375,344 km (0.112 R)
• M14: 18,512,587 km (0.117 R)
• M15: 21,358,537 km (0.056 R)
• M16: 25,033,259 km (0.036 R)
• M17: 26,237,522 km (0.054 R)

Planet 4 - Gas Giant

Semi-Major Axis: 8.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 372.5

Radius: 12

Gravity: 2.59 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 7.42 AU - 9.86 AU

Year: 9671 Days

Day: 10.9 Hours

Environment

Temp: -183 °C

Axial Tilt: 28.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 102,480,951 km

• M1: 241,002 km (0.068 R)
• M2: 663,018 km (0.074 R)
• M3: 1,241,214 km (0.034 R)
• M4: 2,775,938 km (0.079 R)
• M5: 3,286,366 km (0.072 R)
• M6: 5,324,637 km (0.076 R)
• M7: 6,455,597 km (0.054 R)
• M8: 11,006,963 km (0.066 R)
• M9: 11,818,381 km (0.079 R)
• M10: 12,833,253 km (0.107 R)
• M11: 15,593,035 km (0.103 R)
• M12: 16,486,284 km (0.102 R)
• M13: 20,553,850 km (0.07 R)
• M14: 33,135,928 km (0.116 R)
• M15: 33,657,875 km (0.113 R)

Planet 5 - Gas Giant

Semi-Major Axis: 8.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 732.2

Radius: 14.7

Gravity: 3.39 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 7.04 AU - 10.48 AU

Year: 9873 Days

Day: 13.7 Hours

Environment

Temp: -168 °C

Axial Tilt: 9.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 102,480,951 km

• M1: 182,809 km (0.092 R)
• M2: 771,775 km (0.052 R)
• M3: 1,400,535 km (0.061 R)
• M4: 1,954,347 km (0.086 R)
• M5: 2,556,328 km (0.075 R)
• M6: 3,593,191 km (0.12 R)
• M7: 4,167,647 km (0.089 R)
• M8: 5,338,400 km (0.092 R)
• M9: 7,805,867 km (0.058 R)
• M10: 9,677,337 km (0.067 R)
• M11: 12,058,785 km (0.061 R)
• M12: 13,849,322 km (0.076 R)
• M13: 16,086,259 km (0.099 R)
• M14: 16,716,814 km (0.117 R)
• M15: 17,290,971 km (0.073 R)
• M16: 18,176,889 km (0.116 R)
• M17: 25,249,129 km (0.037 R)
• M18: 26,680,331 km (0.111 R)
• M19: 27,465,421 km (0.112 R)
• M20: 31,406,577 km (0.104 R)
• M21: 35,474,442 km (0.095 R)
• M22: 36,423,940 km (0.076 R)
• M23: 39,500,570 km (0.102 R)
• M24: 45,191,273 km (0.106 R)
• M25: 46,730,336 km (0.081 R)

Planet 6 - Ice Giant

Semi-Major Axis: 14.71 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 539.7

Radius: 7.1

Gravity: 10.71 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 11.56 AU - 17.86 AU

Year: 21484 Days

Day: 20.7 Hours

Environment

Temp: -189 °C

Axial Tilt: 17.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 102,480,951 km

• M1: 88,263 km (0.094 R)
• M2: 331,808 km (0.057 R)
• M3: 585,376 km (0.088 R)
• M4: 1,238,670 km (0.057 R)
• M5: 1,687,165 km (0.12 R)
• M6: 3,137,815 km (0.081 R)
• M7: 4,033,159 km (0.057 R)
• M8: 4,660,123 km (0.096 R)
• M9: 5,274,671 km (0.109 R)
• M10: 6,065,146 km (0.118 R)
• M11: 6,359,705 km (0.084 R)
• M12: 6,619,855 km (0.12 R)
• M13: 8,230,426 km (0.1 R)
• M14: 8,749,979 km (0.119 R)
• M15: 10,863,947 km (0.098 R)
• M16: 11,489,116 km (0.117 R)
• M17: 13,017,558 km (0.088 R)
• M18: 14,677,047 km (0.107 R)
• M19: 14,979,384 km (0.118 R)
• M20: 17,976,428 km (0.074 R)
• M21: 18,673,255 km (0.099 R)
• M22: 18,939,240 km (0.109 R)
• M23: 22,932,456 km (0.034 R)
• M24: 24,168,882 km (0.094 R)
• M25: 30,164,466 km (0.083 R)
• M26: 32,919,759 km (0.104 R)
• M27: 41,881,121 km (0.086 R)
• M28: 43,569,033 km (0.111 R)
• M29: 44,037,125 km (0.025 R)
• M30: 51,640,736 km (0.117 R)
• M31: 53,402,102 km (0.067 R)
• M32: 55,203,110 km (0.116 R)
• M33: 59,498,215 km (0.099 R)
• M34: 61,237,888 km (0.105 R)
• M35: 66,866,807 km (0.085 R)

Planet 7 - Ice Giant

Semi-Major Axis: 17.21 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 905.7

Radius: 4.1

Gravity: 53.88 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 15.87 AU - 18.55 AU

Year: 27187 Days

Day: 17 Hours

Environment

Temp: -206 °C

Axial Tilt: 9.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 102,480,951 km

• M1: 51,013 km (0.064 R)
• M2: 281,244 km (0.05 R)
• M3: 494,571 km (0.069 R)
• M4: 1,013,226 km (0.074 R)
• M5: 2,372,622 km (0.062 R)
• M6: 2,900,404 km (0.085 R)
• M7: 3,375,975 km (0.071 R)
• M8: 4,184,402 km (0.056 R)
• M9: 5,539,460 km (0.032 R)
• M10: 9,077,300 km (0.083 R)
• M11: 10,151,712 km (0.07 R)
• M12: 11,237,942 km (0.074 R)
• M13: 13,479,217 km (0.106 R)
• M14: 14,042,004 km (0.1 R)
• M15: 16,090,597 km (0.099 R)
• M16: 16,359,874 km (0.098 R)
• M17: 17,373,100 km (0.092 R)
• M18: 18,135,899 km (0.103 R)
• M19: 19,625,595 km (0.12 R)
• M20: 20,036,241 km (0.119 R)
• M21: 20,874,737 km (0.119 R)
• M22: 23,877,017 km (0.064 R)
• M23: 26,277,913 km (0.082 R)
• M24: 27,154,856 km (0.045 R)
• M25: 28,834,990 km (0.115 R)
• M26: 29,099,479 km (0.115 R)
• M27: 30,037,906 km (0.112 R)
• M28: 31,974,899 km (0.081 R)
• M29: 53,087,348 km (0.053 R)
• M30: 53,484,680 km (0.119 R)
• M31: 55,909,960 km (0.08 R)
• M32: 56,734,394 km (0.091 R)
• M33: 58,619,178 km (0.109 R)
• M34: 68,436,089 km (0.113 R)
• M35: 72,017,761 km (0.108 R)
• M36: 72,504,553 km (0.04 R)
• M37: 79,292,855 km (0.097 R)
• M38: 96,457,266 km (0.046 R)
• M39: 97,048,627 km (0.068 R)
• M40: 102,173,999 km (0.079 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 465 - 17,957 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit