🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.63

Radius: 1.67

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 0.53 AU - 0.63 AU

Year: 170 Days

Day: 34.6 Hours

Environment

Temp: 146 °C

Axial Tilt: 6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 110,929,909 km

• M1: 78,389 km (0.076 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.85 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.72

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 0.78 AU - 0.92 AU

Year: 302 Days

Day: 38 Hours

Environment

Temp: 34 °C

Axial Tilt: 14.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.47

Radius: 0.74

Gravity: 0.86 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 1.57 AU - 1.63 AU

Year: 779 Days

Day: 23.1 Hours

Environment

Temp: -54 °C

Axial Tilt: 19.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.57

Radius: 0.8

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 2.36 AU - 2.66 AU

Year: 1531 Days

Day: 42.2 Hours

Environment

Temp: -100 °C

Axial Tilt: 43.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.64 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 6.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 508.6

Radius: 11.3

Gravity: 3.98 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 5.29 AU - 8.23 AU

Year: 6767 Days

Day: 10.2 Hours

Environment

Temp: -173 °C

Axial Tilt: 35.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 110,929,909 km

• M1: 143,315 km (0.074 R)
• M2: 612,603 km (0.113 R)
• M3: 1,004,550 km (0.118 R)
• M4: 1,381,836 km (0.084 R)
• M5: 1,855,462 km (0.114 R)
• M6: 2,304,705 km (0.11 R)
• M7: 2,901,600 km (0.083 R)
• M8: 4,380,226 km (0.111 R)
• M9: 6,506,909 km (0.106 R)
• M10: 7,017,337 km (0.109 R)
• M11: 7,444,888 km (0.103 R)
• M12: 8,041,783 km (0.089 R)
• M13: 10,205,118 km (0.119 R)
• M14: 11,179,898 km (0.106 R)
• M15: 13,368,365 km (0.112 R)
• M16: 14,251,142 km (0.082 R)
• M17: 14,649,371 km (0.116 R)
• M18: 17,133,444 km (0.06 R)
• M19: 18,508,847 km (0.1 R)
• M20: 18,915,005 km (0.116 R)
• M21: 19,815,435 km (0.078 R)
• M22: 20,671,733 km (0.114 R)
• M23: 24,997,505 km (0.064 R)
• M24: 25,577,496 km (0.088 R)
• M25: 26,336,406 km (0.036 R)
• M26: 29,065,370 km (0.119 R)

Planet 6 - Ice Giant

Semi-Major Axis: 11.59 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 682.3

Radius: 7.8

Gravity: 11.21 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 11.34 AU - 11.84 AU

Year: 15191 Days

Day: 20.8 Hours

Environment

Temp: -181 °C

Axial Tilt: 8.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 110,929,909 km

• M1: 96,939 km (0.03 R)
• M2: 503,397 km (0.059 R)
• M3: 826,079 km (0.036 R)
• M4: 1,718,580 km (0.092 R)
• M5: 2,579,516 km (0.112 R)
• M6: 2,946,779 km (0.049 R)
• M7: 4,482,102 km (0.069 R)
• M8: 6,781,122 km (0.106 R)
• M9: 7,169,927 km (0.112 R)
• M10: 7,944,993 km (0.107 R)
• M11: 10,836,571 km (0.098 R)
• M12: 12,167,543 km (0.067 R)
• M13: 16,193,222 km (0.08 R)
• M14: 18,421,482 km (0.116 R)
• M15: 35,306,294 km (0.087 R)
• M16: 37,936,075 km (0.084 R)
• M17: 38,477,320 km (0.116 R)
• M18: 41,546,321 km (0.098 R)
• M19: 44,774,792 km (0.12 R)

Planet 7 - Ice Giant

Semi-Major Axis: 15.96 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 679.9

Radius: 8

Gravity: 10.62 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 12.94 AU - 18.98 AU

Year: 24548 Days

Day: 24 Hours

Environment

Temp: -203 °C

Axial Tilt: 23.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 110,929,909 km

• M1: 131,945 km (0.092 R)
• M2: 387,010 km (0.086 R)
• M3: 999,912 km (0.09 R)
• M4: 1,662,481 km (0.025 R)
• M5: 2,241,126 km (0.092 R)
• M6: 3,699,406 km (0.063 R)
• M7: 4,120,673 km (0.063 R)
• M8: 5,215,281 km (0.087 R)
• M9: 7,553,346 km (0.035 R)
• M10: 8,837,793 km (0.104 R)
• M11: 9,355,103 km (0.052 R)
• M12: 20,315,391 km (0.079 R)
• M13: 21,114,543 km (0.118 R)
• M14: 22,247,447 km (0.107 R)
• M15: 23,204,126 km (0.096 R)
• M16: 26,121,733 km (0.107 R)
• M17: 31,074,021 km (0.097 R)
• M18: 36,617,968 km (0.091 R)
• M19: 37,502,541 km (0.074 R)
• M20: 46,629,656 km (0.1 R)
• M21: 52,909,625 km (0.112 R)
• M22: 53,472,712 km (0.082 R)
• M23: 58,923,011 km (0.06 R)
• M24: 59,325,878 km (0.103 R)
• M25: 72,515,773 km (0.113 R)
• M26: 77,231,995 km (0.093 R)
• M27: 81,398,146 km (0.105 R)

Planet 8 - Ice Giant

Semi-Major Axis: 18.06 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 972.4

Radius: 3.8

Gravity: 67.34 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 15.75 AU - 20.37 AU

Year: 29549 Days

Day: 18.3 Hours

Environment

Temp: -206 °C

Axial Tilt: 15.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 110,929,909 km

• M1: 47,273 km (0.034 R)
• M2: 351,555 km (0.074 R)
• M3: 563,685 km (0.105 R)
• M4: 947,703 km (0.063 R)
• M5: 1,244,056 km (0.103 R)
• M6: 1,738,477 km (0.074 R)
• M7: 1,996,084 km (0.073 R)
• M8: 2,952,164 km (0.101 R)
• M9: 3,071,095 km (0.031 R)
• M10: 3,318,679 km (0.11 R)
• M11: 3,680,706 km (0.064 R)
• M12: 3,888,946 km (0.091 R)
• M13: 4,680,169 km (0.071 R)
• M14: 5,709,403 km (0.08 R)
• M15: 8,619,530 km (0.108 R)
• M16: 9,300,799 km (0.073 R)
• M17: 10,286,798 km (0.106 R)
• M18: 11,633,030 km (0.046 R)
• M19: 14,327,586 km (0.093 R)
• M20: 18,495,383 km (0.084 R)
• M21: 19,003,118 km (0.102 R)
• M22: 24,845,962 km (0.05 R)
• M23: 26,730,297 km (0.083 R)
• M24: 27,641,348 km (0.078 R)
• M25: 32,070,642 km (0.083 R)
• M26: 37,270,814 km (0.1 R)
• M27: 40,577,674 km (0.112 R)
• M28: 45,896,477 km (0.105 R)
• M29: 47,767,647 km (0.065 R)
• M30: 52,062,004 km (0.111 R)
• M31: 54,716,768 km (0.051 R)
• M32: 56,606,488 km (0.11 R)
• M33: 59,852,163 km (0.071 R)
• M34: 60,072,820 km (0.108 R)
• M35: 60,515,779 km (0.095 R)
• M36: 71,563,582 km (0.083 R)
• M37: 78,216,050 km (0.098 R)
• M38: 86,390,227 km (0.113 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 483 - 12,350 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit