🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.87

Radius: 0.95

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 0.44 AU - 0.62 AU

Year: 142 Days

Day: 17.8 Hours

Environment

Temp: 185 °C

Axial Tilt: 48 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.48

Radius: 1.17

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 0.52 AU - 0.7 AU

Year: 176 Days

Day: 40.5 Hours

Environment

Temp: 200 °C

Axial Tilt: 0.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.7 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.57

Radius: 1.2

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 0.54 AU - 0.86 AU

Year: 216 Days

Day: 37.8 Hours

Environment

Temp: 132 °C

Axial Tilt: 14.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 1.2 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.55

Radius: 1.19

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 0.92 AU - 1.48 AU

Year: 485 Days

Day: 15.9 Hours

Environment

Temp: 16 °C

Axial Tilt: 39.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 71,715,386 km

• M1: 350,657 km (0.1 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.33 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.11

Radius: 0.41

Gravity: 0.65 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 1.16 AU - 1.5 AU

Year: 566 Days

Day: 42.1 Hours

Environment

Temp: -31 °C

Axial Tilt: 77.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.45 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Terrestrial

Semi-Major Axis: 3.57 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.09

Radius: 1.34

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 2.81 AU - 4.33 AU

Year: 2489 Days

Day: 17.8 Hours

Environment

Temp: -110 °C

Axial Tilt: 46.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 71,715,386 km

• M1: 88,263 km (0.108 R)

Asteroid Belt

Center: 4.58 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 5.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 851.4

Radius: 10.6

Gravity: 7.58 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 4.61 AU - 6.57 AU

Year: 4876 Days

Day: 14.9 Hours

Environment

Temp: -148 °C

Axial Tilt: 4.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (55)

Outer Limit: 71,715,386 km

• M1: 159,023 km (0.103 R)
• M2: 435,330 km (0.033 R)
• M3: 553,213 km (0.07 R)
• M4: 784,940 km (0.09 R)
• M5: 1,260,362 km (0.116 R)
• M6: 1,437,037 km (0.044 R)
• M7: 2,053,380 km (0.099 R)
• M8: 2,205,073 km (0.093 R)
• M9: 2,600,609 km (0.117 R)
• M10: 3,847,059 km (0.074 R)
• M11: 4,035,103 km (0.073 R)
• M12: 4,842,932 km (0.092 R)
• M13: 5,071,817 km (0.114 R)
• M14: 6,132,166 km (0.117 R)
• M15: 6,380,050 km (0.103 R)
• M16: 6,687,474 km (0.093 R)
• M17: 7,492,011 km (0.118 R)
• M18: 9,034,963 km (0.084 R)
• M19: 9,285,839 km (0.111 R)
• M20: 9,475,380 km (0.088 R)
• M21: 12,995,417 km (0.105 R)
• M22: 13,101,333 km (0.081 R)
• M23: 14,140,589 km (0.092 R)
• M24: 14,395,354 km (0.111 R)
• M25: 14,798,820 km (0.055 R)
• M26: 15,094,724 km (0.094 R)
• M27: 15,280,525 km (0.119 R)
• M28: 15,616,971 km (0.05 R)
• M29: 16,221,346 km (0.102 R)
• M30: 17,064,629 km (0.103 R)
• M31: 17,297,104 km (0.065 R)
• M32: 17,452,686 km (0.095 R)
• M33: 19,476,745 km (0.099 R)
• M34: 20,004,526 km (0.069 R)
• M35: 20,167,887 km (0.098 R)
• M36: 20,495,806 km (0.113 R)
• M37: 21,281,943 km (0.064 R)
• M38: 23,354,472 km (0.118 R)
• M39: 24,045,165 km (0.082 R)
• M40: 24,218,848 km (0.103 R)
• M41: 24,480,196 km (0.073 R)
• M42: 24,567,411 km (0.075 R)
• M43: 25,402,167 km (0.112 R)
• M44: 25,667,703 km (0.061 R)
• M45: 26,514,727 km (0.09 R)
• M46: 27,144,683 km (0.117 R)
• M47: 27,280,219 km (0.084 R)
• M48: 28,879,271 km (0.025 R)
• M49: 29,573,704 km (0.087 R)
• M50: 29,759,953 km (0.055 R)
• M51: 30,273,822 km (0.102 R)
• M52: 30,367,620 km (0.056 R)
• M53: 30,837,806 km (0.113 R)
• M54: 31,263,113 km (0.09 R)
• M55: 31,547,648 km (0.055 R)

Planet 8 - Gas Giant

Semi-Major Axis: 6.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 108.4

Radius: 9.6

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 5.85 AU - 7.77 AU

Year: 6557 Days

Day: 9.2 Hours

Environment

Temp: -156 °C

Axial Tilt: 35.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 71,715,386 km

• M1: 471,832 km (0.103 R)
• M2: 819,198 km (0.06 R)
• M3: 1,832,873 km (0.104 R)
• M4: 2,250,700 km (0.091 R)
• M5: 2,878,263 km (0.053 R)
• M6: 3,125,249 km (0.082 R)
• M7: 3,411,430 km (0.118 R)
• M8: 3,992,169 km (0.109 R)
• M9: 4,337,740 km (0.108 R)
• M10: 4,514,265 km (0.07 R)
• M11: 4,693,184 km (0.053 R)
• M12: 5,262,554 km (0.106 R)
• M13: 7,391,182 km (0.112 R)
• M14: 7,944,395 km (0.109 R)
• M15: 9,682,872 km (0.057 R)
• M16: 9,775,174 km (0.082 R)
• M17: 10,547,398 km (0.119 R)
• M18: 11,705,435 km (0.039 R)
• M19: 12,249,672 km (0.081 R)
• M20: 12,650,594 km (0.11 R)
• M21: 13,931,451 km (0.098 R)
• M22: 14,323,697 km (0.095 R)
• M23: 14,455,193 km (0.118 R)
• M24: 15,145,737 km (0.117 R)
• M25: 15,657,212 km (0.113 R)
• M26: 16,724,892 km (0.04 R)
• M27: 17,844,034 km (0.11 R)
• M28: 18,042,401 km (0.114 R)
• M29: 19,074,177 km (0.066 R)

Planet 9 - Ice Giant

Semi-Major Axis: 18.13 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 282.8

Radius: 7.2

Gravity: 5.46 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 14.38 AU - 21.88 AU

Year: 28482 Days

Day: 18.5 Hours

Environment

Temp: -196 °C

Axial Tilt: 32.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 71,715,386 km

• M1: 101,278 km (0.081 R)
• M2: 183,706 km (0.12 R)
• M3: 1,590,225 km (0.072 R)
• M4: 2,596,421 km (0.118 R)
• M5: 3,446,735 km (0.104 R)
• M6: 3,602,915 km (0.105 R)
• M7: 3,922,157 km (0.092 R)
• M8: 6,257,230 km (0.043 R)
• M9: 6,352,374 km (0.028 R)
• M10: 8,145,305 km (0.054 R)
• M11: 8,510,922 km (0.088 R)
• M12: 9,530,581 km (0.089 R)
• M13: 10,929,920 km (0.104 R)
• M14: 12,035,897 km (0.034 R)
• M15: 12,273,159 km (0.094 R)
• M16: 15,367,740 km (0.115 R)
• M17: 16,144,453 km (0.109 R)
• M18: 17,803,493 km (0.089 R)
• M19: 18,687,317 km (0.104 R)
• M20: 20,639,121 km (0.071 R)
• M21: 27,180,437 km (0.092 R)
• M22: 30,589,174 km (0.094 R)
• M23: 36,504,424 km (0.11 R)
• M24: 38,319,943 km (0.117 R)
• M25: 39,722,723 km (0.1 R)
• M26: 43,212,093 km (0.1 R)
• M27: 44,122,396 km (0.046 R)
• M28: 44,580,016 km (0.082 R)
• M29: 45,131,134 km (0.116 R)
• M30: 46,984,502 km (0.034 R)
• M31: 47,826,738 km (0.033 R)
• M32: 48,579,515 km (0.105 R)
• M33: 50,287,474 km (0.103 R)
• M34: 53,274,644 km (0.044 R)
• M35: 53,566,809 km (0.089 R)
• M36: 59,621,184 km (0.067 R)
• M37: 66,306,414 km (0.086 R)
• M38: 66,725,587 km (0.079 R)
• M39: 68,199,276 km (0.117 R)
• M40: 71,071,704 km (0.069 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: 523 - 19,049 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit