🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.69 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.97

Radius: 1.55

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 0.6 AU - 0.78 AU

Year: 213 Days

Day: 41.1 Hours

Environment

Temp: 187 °C

Axial Tilt: 33.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.27 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.06

Radius: 1.34

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 0.96 AU - 1.58 AU

Year: 531 Days

Day: 26.7 Hours

Environment

Temp: 6 °C

Axial Tilt: 2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 2.31 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.24

Radius: 1.09

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 2.02 AU - 2.6 AU

Year: 1302 Days

Day: 13.4 Hours

Environment

Temp: -77 °C

Axial Tilt: 39.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.74 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.67

Radius: 0.85

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 2.35 AU - 3.13 AU

Year: 1682 Days

Day: 18.4 Hours

Environment

Temp: -105 °C

Axial Tilt: 22.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 88,416,379 km

• M1: 21,692 km (0.101 R)

Planet 5 - Terrestrial

Semi-Major Axis: 4.07 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.06

Radius: 1.02

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 3.66 AU - 4.48 AU

Year: 3045 Days

Day: 29 Hours

Environment

Temp: -136 °C

Axial Tilt: 8.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 88,416,379 km

• M1: 27,077 km (0.116 R)

Asteroid Belt

Center: 4.5 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 4.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 766.7

Radius: 11.5

Gravity: 5.8 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 4.15 AU - 5.71 AU

Year: 4060 Days

Day: 9.3 Hours

Environment

Temp: -144 °C

Axial Tilt: 32.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 88,416,379 km

• M1: 143,165 km (0.076 R)
• M2: 542,143 km (0.106 R)
• M3: 1,191,098 km (0.093 R)
• M4: 1,880,146 km (0.051 R)
• M5: 2,486,765 km (0.089 R)
• M6: 2,907,435 km (0.12 R)
• M7: 4,909,653 km (0.093 R)
• M8: 5,802,901 km (0.109 R)
• M9: 6,395,159 km (0.045 R)
• M10: 8,527,677 km (0.09 R)
• M11: 9,215,528 km (0.085 R)
• M12: 9,857,602 km (0.026 R)
• M13: 10,316,120 km (0.047 R)
• M14: 10,876,364 km (0.058 R)
• M15: 11,639,462 km (0.049 R)
• M16: 12,152,134 km (0.035 R)
• M17: 15,888,042 km (0.042 R)
• M18: 17,167,253 km (0.118 R)
• M19: 19,929,728 km (0.099 R)
• M20: 24,458,205 km (0.09 R)
• M21: 24,838,482 km (0.114 R)
• M22: 27,041,760 km (0.092 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 168.2

Radius: 13.1

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 6.27 AU - 7.97 AU

Year: 7046 Days

Day: 14.4 Hours

Environment

Temp: -160 °C

Axial Tilt: 15.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 88,416,379 km

• M1: 162,912 km (0.091 R)
• M2: 572,960 km (0.117 R)
• M3: 1,595,611 km (0.09 R)
• M4: 2,740,783 km (0.097 R)
• M5: 3,312,396 km (0.114 R)
• M6: 4,285,829 km (0.031 R)
• M7: 5,338,101 km (0.09 R)
• M8: 6,585,298 km (0.032 R)
• M9: 10,813,233 km (0.12 R)
• M10: 11,624,353 km (0.094 R)
• M11: 12,338,683 km (0.068 R)
• M12: 13,855,156 km (0.076 R)
• M13: 14,353,467 km (0.054 R)
• M14: 15,071,537 km (0.096 R)
• M15: 17,312,513 km (0.091 R)
• M16: 17,891,157 km (0.071 R)
• M17: 21,242,000 km (0.099 R)

Planet 8 - Gas Giant

Semi-Major Axis: 11.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 895

Radius: 14.1

Gravity: 4.5 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 9.93 AU - 12.61 AU

Year: 14031 Days

Day: 6.9 Hours

Environment

Temp: -186 °C

Axial Tilt: 29.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 88,416,379 km

• M1: 175,329 km (0.069 R)
• M2: 683,812 km (0.098 R)
• M3: 1,380,489 km (0.082 R)
• M4: 4,030,915 km (0.081 R)
• M5: 5,641,635 km (0.082 R)
• M6: 6,846,347 km (0.065 R)
• M7: 7,464,485 km (0.111 R)
• M8: 10,604,245 km (0.065 R)
• M9: 14,608,232 km (0.106 R)
• M10: 15,861,563 km (0.087 R)
• M11: 16,867,459 km (0.11 R)
• M12: 17,426,506 km (0.099 R)
• M13: 21,974,730 km (0.115 R)
• M14: 23,029,246 km (0.078 R)
• M15: 24,017,041 km (0.09 R)
• M16: 30,311,969 km (0.115 R)
• M17: 34,856,154 km (0.057 R)
• M18: 36,821,272 km (0.07 R)
• M19: 39,136,449 km (0.111 R)
• M20: 39,835,519 km (0.08 R)
• M21: 40,400,700 km (0.113 R)
• M22: 43,010,734 km (0.056 R)
• M23: 44,508,358 km (0.101 R)
• M24: 48,725,373 km (0.09 R)
• M25: 50,188,290 km (0.117 R)
• M26: 52,184,076 km (0.089 R)
• M27: 53,715,359 km (0.048 R)
• M28: 54,578,838 km (0.084 R)
• M29: 57,944,940 km (0.093 R)
• M30: 59,036,107 km (0.091 R)

Planet 9 - Ice Giant

Semi-Major Axis: 16.27 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 725.8

Radius: 3.5

Gravity: 59.25 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 14.97 AU - 17.57 AU

Year: 24338 Days

Day: 16.9 Hours

Environment

Temp: -204 °C

Axial Tilt: 32.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (43)

Outer Limit: 88,416,379 km

• M1: 43,683 km (0.116 R)
• M2: 174,431 km (0.089 R)
• M3: 335,847 km (0.058 R)
• M4: 455,077 km (0.092 R)
• M5: 804,837 km (0.108 R)
• M6: 984,504 km (0.051 R)
• M7: 2,575,627 km (0.055 R)
• M8: 2,701,738 km (0.114 R)
• M9: 2,885,444 km (0.072 R)
• M10: 3,425,791 km (0.101 R)
• M11: 3,609,647 km (0.09 R)
• M12: 4,340,881 km (0.074 R)
• M13: 5,047,432 km (0.068 R)
• M14: 5,741,865 km (0.078 R)
• M15: 5,914,202 km (0.046 R)
• M16: 6,134,261 km (0.077 R)
• M17: 7,020,927 km (0.069 R)
• M18: 7,317,729 km (0.096 R)
• M19: 7,571,447 km (0.115 R)
• M20: 8,367,906 km (0.034 R)
• M21: 8,871,752 km (0.059 R)
• M22: 8,986,344 km (0.111 R)
• M23: 9,514,574 km (0.117 R)
• M24: 11,024,017 km (0.096 R)
• M25: 11,290,151 km (0.103 R)
• M26: 13,200,217 km (0.112 R)
• M27: 15,232,953 km (0.089 R)
• M28: 18,193,495 km (0.088 R)
• M29: 21,412,542 km (0.059 R)
• M30: 21,931,048 km (0.102 R)
• M31: 23,318,718 km (0.075 R)
• M32: 28,697,808 km (0.036 R)
• M33: 32,891,336 km (0.115 R)
• M34: 33,581,281 km (0.088 R)
• M35: 34,422,021 km (0.097 R)
• M36: 36,732,411 km (0.058 R)
• M37: 37,176,866 km (0.096 R)
• M38: 40,546,109 km (0.1 R)
• M39: 47,883,586 km (0.103 R)
• M40: 57,836,930 km (0.074 R)
• M41: 82,711,167 km (0.07 R)
• M42: 83,985,591 km (0.116 R)
• M43: 86,835,131 km (0.032 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: 362 - 17,411 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit