🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.86 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.77

Radius: 0.9

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 0.65 AU - 1.07 AU

Year: 287 Days

Day: 39.6 Hours

Environment

Temp: 169 °C

Axial Tilt: 34.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Asteroid Belt

Center: 1.2 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Terrestrial

Semi-Major Axis: 1.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.88

Radius: 1.53

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 1.41 AU - 1.67 AU

Year: 688 Days

Day: 18.2 Hours

Environment

Temp: -28 °C

Axial Tilt: 12.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 94,844,249 km

• M1: 1,115,103 km (0.096 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.57 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.36

Radius: 1.62

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 1.94 AU - 3.2 AU

Year: 1483 Days

Day: 21.9 Hours

Environment

Temp: -75 °C

Axial Tilt: 34.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 94,844,249 km

• M1: 371,751 km (0.113 R)
• M2: 1,435,242 km (0.077 R)

Planet 4 - Gas Giant

Semi-Major Axis: 7.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 792.4

Radius: 11.1

Gravity: 6.43 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 6.2 AU - 8.52 AU

Year: 7186 Days

Day: 6 Hours

Environment

Temp: -167 °C

Axial Tilt: 40 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 94,844,249 km

• M1: 138,079 km (0.109 R)
• M2: 537,804 km (0.075 R)
• M3: 912,397 km (0.117 R)
• M4: 1,336,507 km (0.08 R)
• M5: 2,175,901 km (0.104 R)
• M6: 2,910,726 km (0.046 R)
• M7: 4,900,228 km (0.074 R)
• M8: 5,474,684 km (0.06 R)
• M9: 7,241,135 km (0.106 R)
• M10: 7,786,270 km (0.087 R)
• M11: 10,536,627 km (0.049 R)
• M12: 13,585,282 km (0.078 R)
• M13: 15,091,583 km (0.072 R)
• M14: 26,905,027 km (0.119 R)
• M15: 31,772,493 km (0.089 R)
• M16: 33,446,344 km (0.101 R)
• M17: 35,398,746 km (0.097 R)

Planet 5 - Gas Giant

Semi-Major Axis: 9.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 226.5

Radius: 8.7

Gravity: 2.99 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 7.49 AU - 10.61 AU

Year: 9798 Days

Day: 9.3 Hours

Environment

Temp: -170 °C

Axial Tilt: 140.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 94,844,249 km

• M1: 108,458 km (0.066 R)
• M2: 575,802 km (0.105 R)
• M3: 1,146,368 km (0.088 R)
• M4: 1,706,014 km (0.114 R)
• M5: 2,101,551 km (0.083 R)
• M6: 6,466,817 km (0.042 R)
• M7: 9,778,914 km (0.083 R)
• M8: 11,190,968 km (0.032 R)
• M9: 12,120,868 km (0.086 R)
• M10: 14,870,926 km (0.036 R)
• M11: 16,054,544 km (0.066 R)
• M12: 16,483,292 km (0.064 R)
• M13: 18,877,755 km (0.064 R)
• M14: 22,090,968 km (0.063 R)
• M15: 24,264,326 km (0.068 R)
• M16: 24,829,207 km (0.109 R)
• M17: 26,832,772 km (0.1 R)
• M18: 28,493,458 km (0.118 R)
• M19: 28,941,653 km (0.107 R)
• M20: 31,158,693 km (0.03 R)

Planet 6 - Gas Giant

Semi-Major Axis: 10.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 899.5

Radius: 15

Gravity: 4 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 7.86 AU - 12.68 AU

Year: 11845 Days

Day: 11.3 Hours

Environment

Temp: -166 °C

Axial Tilt: 24.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 94,844,249 km

• M1: 188,045 km (0.054 R)
• M2: 776,862 km (0.097 R)
• M3: 1,314,068 km (0.05 R)
• M4: 2,988,217 km (0.074 R)
• M5: 3,963,446 km (0.078 R)
• M6: 6,424,481 km (0.078 R)
• M7: 6,993,700 km (0.041 R)
• M8: 7,865,407 km (0.07 R)
• M9: 8,808,622 km (0.065 R)
• M10: 9,358,693 km (0.106 R)
• M11: 9,878,845 km (0.113 R)
• M12: 11,380,209 km (0.036 R)
• M13: 12,277,796 km (0.105 R)
• M14: 13,286,684 km (0.118 R)
• M15: 16,124,556 km (0.1 R)
• M16: 17,961,768 km (0.109 R)
• M17: 18,523,059 km (0.116 R)
• M18: 19,428,724 km (0.091 R)
• M19: 20,624,011 km (0.112 R)
• M20: 22,507,897 km (0.118 R)
• M21: 24,996,607 km (0.109 R)
• M22: 26,204,909 km (0.106 R)
• M23: 28,847,257 km (0.097 R)
• M24: 29,506,834 km (0.099 R)
• M25: 32,012,299 km (0.111 R)
• M26: 33,076,987 km (0.118 R)
• M27: 33,799,844 km (0.105 R)
• M28: 35,152,358 km (0.116 R)
• M29: 37,313,299 km (0.049 R)
• M30: 38,360,335 km (0.074 R)
• M31: 50,724,599 km (0.086 R)
• M32: 52,823,307 km (0.042 R)
• M33: 53,480,640 km (0.067 R)

Planet 7 - Gas Giant

Semi-Major Axis: 11.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 616.9

Radius: 10.6

Gravity: 5.49 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 9.08 AU - 13.78 AU

Year: 13907 Days

Day: 6.6 Hours

Environment

Temp: -187 °C

Axial Tilt: 49.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 94,844,249 km

• M1: 131,796 km (0.076 R)
• M2: 502,050 km (0.044 R)
• M3: 937,231 km (0.074 R)
• M4: 1,477,877 km (0.101 R)
• M5: 2,373,520 km (0.105 R)
• M6: 2,838,919 km (0.082 R)
• M7: 3,571,350 km (0.119 R)
• M8: 4,674,933 km (0.084 R)
• M9: 5,375,201 km (0.09 R)
• M10: 5,732,590 km (0.097 R)
• M11: 6,144,134 km (0.112 R)
• M12: 6,696,300 km (0.099 R)
• M13: 7,324,461 km (0.028 R)
• M14: 8,316,146 km (0.072 R)
• M15: 8,795,607 km (0.063 R)
• M16: 9,192,340 km (0.114 R)
• M17: 10,732,002 km (0.112 R)
• M18: 11,070,841 km (0.088 R)
• M19: 12,685,301 km (0.06 R)
• M20: 13,779,161 km (0.113 R)
• M21: 18,304,347 km (0.11 R)
• M22: 19,034,384 km (0.104 R)
• M23: 19,783,870 km (0.117 R)
• M24: 21,788,182 km (0.079 R)
• M25: 22,793,180 km (0.119 R)
• M26: 25,490,580 km (0.103 R)
• M27: 27,860,060 km (0.101 R)
• M28: 35,344,442 km (0.103 R)
• M29: 42,359,235 km (0.049 R)
• M30: 55,289,428 km (0.117 R)
• M31: 57,500,036 km (0.108 R)

Planet 8 - Ice Giant

Semi-Major Axis: 18.57 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 639.8

Radius: 4.4

Gravity: 33.05 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 18.07 AU - 19.07 AU

Year: 28800 Days

Day: 18.2 Hours

Environment

Temp: -207 °C

Axial Tilt: 7.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 94,844,249 km

• M1: 121,473 km (0.107 R)
• M2: 537,056 km (0.055 R)
• M3: 768,484 km (0.066 R)
• M4: 1,316,611 km (0.104 R)
• M5: 2,203,128 km (0.116 R)
• M6: 2,770,702 km (0.081 R)
• M7: 3,131,682 km (0.114 R)
• M8: 3,399,612 km (0.089 R)
• M9: 3,846,460 km (0.086 R)
• M10: 5,214,982 km (0.091 R)
• M11: 6,121,246 km (0.099 R)
• M12: 6,829,592 km (0.059 R)
• M13: 7,803,474 km (0.092 R)
• M14: 8,577,792 km (0.094 R)
• M15: 8,750,129 km (0.111 R)
• M16: 11,691,373 km (0.108 R)
• M17: 13,306,132 km (0.118 R)
• M18: 15,399,156 km (0.087 R)
• M19: 16,523,534 km (0.089 R)
• M20: 18,263,806 km (0.064 R)
• M21: 25,608,612 km (0.101 R)
• M22: 26,206,555 km (0.059 R)
• M23: 26,569,779 km (0.077 R)
• M24: 28,182,593 km (0.113 R)
• M25: 28,948,534 km (0.047 R)
• M26: 32,013,346 km (0.099 R)
• M27: 32,707,031 km (0.106 R)
• M28: 33,837,842 km (0.058 R)
• M29: 35,434,649 km (0.096 R)
• M30: 36,778,188 km (0.05 R)
• M31: 36,929,431 km (0.037 R)
• M32: 43,667,319 km (0.09 R)
• M33: 44,007,206 km (0.113 R)
• M34: 45,037,337 km (0.119 R)
• M35: 47,324,090 km (0.109 R)
• M36: 50,991,631 km (0.092 R)
• M37: 58,267,323 km (0.06 R)
• M38: 83,134,678 km (0.073 R)
• M39: 87,641,165 km (0.085 R)
• M40: 90,091,727 km (0.076 R)

Kuiper Belt

Range: 30.5 - 46.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 387 - 12,053 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit