🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.1

Radius: 1.57

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 0.51 AU - 0.55 AU

Year: 142 Days

Day: 18.4 Hours

Environment

Temp: 190 °C

Axial Tilt: 31.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.71 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.85

Radius: 1.28

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 0.66 AU - 0.76 AU

Year: 220 Days

Day: 17.5 Hours

Environment

Temp: 148 °C

Axial Tilt: 35.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.22

Radius: 1.08

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 1.33 AU - 1.75 AU

Year: 702 Days

Day: 31.3 Hours

Environment

Temp: -49 °C

Axial Tilt: 31.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.5 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.23

Radius: 1.38

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 2.05 AU - 2.95 AU

Year: 1451 Days

Day: 36.3 Hours

Environment

Temp: -97 °C

Axial Tilt: 17.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 4.05 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.04

Radius: 1.33

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 3.15 AU - 4.95 AU

Year: 2992 Days

Day: 38.1 Hours

Environment

Temp: -132 °C

Axial Tilt: 0.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 70,163,537 km

• M1: 511,924 km (0.077 R)

Asteroid Belt

Center: 4.45 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 4.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 63

Radius: 9

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 3.73 AU - 5.97 AU

Year: 3921 Days

Day: 8.4 Hours

Environment

Temp: -134 °C

Axial Tilt: 35.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 70,163,537 km

• M1: 111,899 km (0.112 R)
• M2: 421,866 km (0.094 R)
• M3: 751,729 km (0.1 R)
• M4: 1,056,759 km (0.08 R)
• M5: 1,529,638 km (0.095 R)
• M6: 2,271,494 km (0.061 R)
• M7: 3,322,868 km (0.069 R)
• M8: 5,111,161 km (0.091 R)
• M9: 5,496,525 km (0.082 R)
• M10: 5,836,112 km (0.12 R)
• M11: 7,541,079 km (0.117 R)
• M12: 7,907,743 km (0.067 R)

Planet 7 - Ice Giant

Semi-Major Axis: 14.44 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 400.1

Radius: 3

Gravity: 44.46 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 11.02 AU - 17.86 AU

Year: 20143 Days

Day: 16.3 Hours

Environment

Temp: -183 °C

Axial Tilt: 6.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 70,163,537 km

• M1: 39,793 km (0.099 R)
• M2: 156,180 km (0.098 R)
• M3: 303,833 km (0.116 R)
• M4: 403,615 km (0.092 R)
• M5: 620,382 km (0.12 R)
• M6: 1,225,955 km (0.111 R)
• M7: 1,627,475 km (0.105 R)
• M8: 2,229,756 km (0.108 R)
• M9: 2,547,652 km (0.079 R)
• M10: 3,855,137 km (0.067 R)
• M11: 5,186,558 km (0.097 R)
• M12: 6,500,476 km (0.109 R)
• M13: 7,368,892 km (0.111 R)
• M14: 8,165,501 km (0.041 R)
• M15: 8,659,922 km (0.103 R)
• M16: 9,226,598 km (0.07 R)
• M17: 14,821,409 km (0.111 R)
• M18: 16,160,011 km (0.069 R)
• M19: 16,858,782 km (0.034 R)
• M20: 21,110,055 km (0.04 R)
• M21: 22,800,211 km (0.113 R)
• M22: 23,876,119 km (0.04 R)
• M23: 26,023,447 km (0.091 R)
• M24: 32,983,937 km (0.097 R)
• M25: 34,231,733 km (0.087 R)
• M26: 38,984,457 km (0.069 R)
• M27: 40,661,449 km (0.106 R)
• M28: 42,095,046 km (0.04 R)
• M29: 43,562,002 km (0.111 R)
• M30: 50,422,561 km (0.114 R)
• M31: 52,916,507 km (0.105 R)
• M32: 55,491,385 km (0.058 R)
• M33: 57,253,499 km (0.109 R)
• M34: 60,518,771 km (0.106 R)

Planet 8 - Ice Giant

Semi-Major Axis: 14.55 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 555.1

Radius: 3

Gravity: 61.68 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 11.84 AU - 17.26 AU

Year: 20374 Days

Day: 18.4 Hours

Environment

Temp: -188 °C

Axial Tilt: 13.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 70,163,537 km

• M1: 37,549 km (0.115 R)
• M2: 140,921 km (0.113 R)
• M3: 331,359 km (0.088 R)
• M4: 569,519 km (0.073 R)
• M5: 822,639 km (0.12 R)
• M6: 1,054,665 km (0.056 R)
• M7: 2,411,518 km (0.09 R)
• M8: 2,711,910 km (0.116 R)
• M9: 3,442,546 km (0.079 R)
• M10: 4,038,694 km (0.037 R)
• M11: 4,361,227 km (0.117 R)
• M12: 4,596,993 km (0.064 R)
• M13: 5,167,709 km (0.089 R)
• M14: 5,986,757 km (0.073 R)
• M15: 8,534,110 km (0.057 R)
• M16: 9,063,985 km (0.097 R)
• M17: 11,593,386 km (0.069 R)
• M18: 12,915,383 km (0.113 R)
• M19: 15,854,233 km (0.092 R)
• M20: 16,410,587 km (0.102 R)
• M21: 17,062,236 km (0.103 R)
• M22: 17,311,017 km (0.077 R)
• M23: 18,330,077 km (0.119 R)
• M24: 24,658,367 km (0.103 R)
• M25: 24,870,048 km (0.093 R)
• M26: 24,976,262 km (0.088 R)
• M27: 34,628,167 km (0.119 R)
• M28: 48,290,342 km (0.065 R)
• M29: 49,624,456 km (0.102 R)
• M30: 50,130,994 km (0.095 R)
• M31: 50,300,638 km (0.108 R)
• M32: 50,641,123 km (0.065 R)
• M33: 58,523,435 km (0.1 R)
• M34: 60,806,897 km (0.08 R)
• M35: 61,581,066 km (0.068 R)
• M36: 66,979,006 km (0.044 R)
• M37: 69,055,574 km (0.102 R)
• M38: 70,960,852 km (0.088 R)

Planet 9 - Ice Giant

Semi-Major Axis: 18.42 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 255.1

Radius: 5.5

Gravity: 8.43 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 15.38 AU - 21.46 AU

Year: 29021 Days

Day: 24.4 Hours

Environment

Temp: -197 °C

Axial Tilt: 46.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 70,163,537 km

• M1: 69,114 km (0.11 R)
• M2: 295,605 km (0.082 R)
• M3: 512,223 km (0.115 R)
• M4: 1,037,461 km (0.07 R)
• M5: 1,358,199 km (0.105 R)
• M6: 2,896,963 km (0.102 R)
• M7: 3,257,643 km (0.08 R)
• M8: 3,561,626 km (0.119 R)
• M9: 4,656,234 km (0.1 R)
• M10: 5,042,196 km (0.113 R)
• M11: 5,998,725 km (0.099 R)
• M12: 7,820,378 km (0.12 R)
• M13: 8,416,376 km (0.089 R)
• M14: 10,327,788 km (0.096 R)
• M15: 10,802,163 km (0.034 R)
• M16: 12,710,882 km (0.041 R)
• M17: 20,220,396 km (0.094 R)
• M18: 23,599,513 km (0.041 R)
• M19: 24,839,530 km (0.077 R)
• M20: 26,122,481 km (0.041 R)
• M21: 26,890,816 km (0.079 R)
• M22: 29,052,355 km (0.079 R)
• M23: 29,876,939 km (0.117 R)
• M24: 34,496,970 km (0.088 R)
• M25: 44,342,454 km (0.111 R)
• M26: 45,121,111 km (0.089 R)
• M27: 51,680,380 km (0.115 R)
• M28: 52,890,028 km (0.12 R)
• M29: 54,650,645 km (0.12 R)
• M30: 64,042,400 km (0.092 R)
• M31: 64,240,467 km (0.054 R)
• M32: 64,837,064 km (0.112 R)
• M33: 67,465,199 km (0.116 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 523 - 14,492 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit