🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.72 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.47

Radius: 1.17

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 0.61 AU - 0.83 AU

Year: 267 Days

Day: 18 Hours

Environment

Temp: 7 °C

Axial Tilt: 24.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 81,550,549 km

• M1: 48,021 km (0.111 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.73 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.42

Radius: 1.81

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 0.68 AU - 0.78 AU

Year: 272 Days

Day: 23.8 Hours

Environment

Temp: -20 °C

Axial Tilt: 47.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 81,550,549 km

• M1: 642,224 km (0.048 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.85 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.68

Radius: 0.86

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 0.81 AU - 0.89 AU

Year: 342 Days

Day: 30.9 Hours

Environment

Temp: -36 °C

Axial Tilt: 11.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 81,550,549 km

• M1: 424,559 km (0.103 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.24 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.79

Radius: 1.7

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 1.12 AU - 1.36 AU

Year: 603 Days

Day: 32.7 Hours

Environment

Temp: -74 °C

Axial Tilt: 4.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.02 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 4.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 437.5

Radius: 14.3

Gravity: 2.14 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 4.15 AU - 5.43 AU

Year: 4577 Days

Day: 6.8 Hours

Environment

Temp: -165 °C

Axial Tilt: 38.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 81,550,549 km

• M1: 177,872 km (0.094 R)
• M2: 854,802 km (0.075 R)
• M3: 1,700,629 km (0.114 R)
• M4: 2,455,200 km (0.099 R)
• M5: 3,406,194 km (0.047 R)
• M6: 4,139,223 km (0.111 R)
• M7: 5,125,522 km (0.025 R)
• M8: 5,593,913 km (0.098 R)
• M9: 7,302,620 km (0.106 R)
• M10: 8,103,417 km (0.085 R)
• M11: 8,888,208 km (0.07 R)
• M12: 9,375,448 km (0.105 R)
• M13: 9,841,146 km (0.076 R)
• M14: 10,322,253 km (0.076 R)
• M15: 11,638,266 km (0.119 R)
• M16: 14,705,620 km (0.118 R)
• M17: 17,450,442 km (0.081 R)
• M18: 18,760,321 km (0.072 R)
• M19: 20,134,677 km (0.116 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 708.4

Radius: 8

Gravity: 11.07 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 5.17 AU - 5.81 AU

Year: 5616 Days

Day: 5.9 Hours

Environment

Temp: -186 °C

Axial Tilt: 8.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 81,550,549 km

• M1: 99,632 km (0.094 R)
• M2: 554,260 km (0.058 R)
• M3: 1,208,003 km (0.079 R)
• M4: 1,546,393 km (0.106 R)
• M5: 2,096,165 km (0.101 R)
• M6: 3,322,120 km (0.048 R)
• M7: 5,483,211 km (0.046 R)
• M8: 6,255,585 km (0.098 R)
• M9: 7,492,609 km (0.098 R)
• M10: 7,977,007 km (0.117 R)
• M11: 17,645,518 km (0.102 R)
• M12: 18,369,272 km (0.1 R)
• M13: 22,669,014 km (0.082 R)
• M14: 24,562,026 km (0.069 R)
• M15: 25,463,951 km (0.102 R)
• M16: 27,859,013 km (0.078 R)
• M17: 28,749,719 km (0.046 R)
• M18: 29,567,421 km (0.046 R)
• M19: 30,213,983 km (0.077 R)
• M20: 32,796,640 km (0.111 R)

Planet 7 - Ice Giant

Semi-Major Axis: 10.25 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 483.8

Radius: 3.3

Gravity: 44.43 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 8.1 AU - 12.4 AU

Year: 14326 Days

Day: 24.3 Hours

Environment

Temp: -198 °C

Axial Tilt: 30 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 81,550,549 km

• M1: 40,990 km (0.113 R)
• M2: 231,428 km (0.117 R)
• M3: 418,724 km (0.062 R)
• M4: 771,775 km (0.073 R)
• M5: 877,840 km (0.104 R)
• M6: 1,131,857 km (0.115 R)
• M7: 1,489,995 km (0.06 R)
• M8: 2,024,658 km (0.117 R)
• M9: 2,899,506 km (0.118 R)
• M10: 3,134,375 km (0.117 R)
• M11: 3,971,674 km (0.119 R)
• M12: 4,915,038 km (0.089 R)
• M13: 5,491,139 km (0.103 R)
• M14: 6,148,921 km (0.087 R)
• M15: 6,735,794 km (0.107 R)
• M16: 7,840,125 km (0.059 R)
• M17: 8,020,091 km (0.088 R)
• M18: 9,509,637 km (0.032 R)
• M19: 10,238,927 km (0.041 R)
• M20: 11,459,197 km (0.118 R)
• M21: 13,854,857 km (0.098 R)
• M22: 15,767,167 km (0.063 R)
• M23: 15,981,989 km (0.088 R)
• M24: 20,273,354 km (0.115 R)
• M25: 26,162,424 km (0.069 R)
• M26: 31,485,565 km (0.119 R)
• M27: 34,760,262 km (0.054 R)
• M28: 35,612,970 km (0.104 R)
• M29: 35,982,626 km (0.096 R)
• M30: 40,352,829 km (0.119 R)
• M31: 43,924,029 km (0.061 R)
• M32: 45,640,964 km (0.052 R)
• M33: 48,149,122 km (0.096 R)
• M34: 51,372,358 km (0.106 R)
• M35: 52,956,599 km (0.04 R)

Planet 8 - Ice Giant

Semi-Major Axis: 12.75 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 854

Radius: 4

Gravity: 53.38 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 9.73 AU - 15.77 AU

Year: 19875 Days

Day: 18.9 Hours

Environment

Temp: -203 °C

Axial Tilt: 8.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 81,550,549 km

• M1: 49,816 km (0.052 R)
• M2: 268,678 km (0.03 R)
• M3: 1,015,770 km (0.096 R)
• M4: 1,549,385 km (0.069 R)
• M5: 1,744,760 km (0.084 R)
• M6: 2,720,437 km (0.069 R)
• M7: 2,952,164 km (0.108 R)
• M8: 3,309,853 km (0.078 R)
• M9: 3,916,023 km (0.109 R)
• M10: 4,382,170 km (0.073 R)
• M11: 5,072,565 km (0.069 R)
• M12: 5,463,913 km (0.065 R)
• M13: 6,002,166 km (0.114 R)
• M14: 6,804,609 km (0.103 R)
• M15: 7,328,949 km (0.096 R)
• M16: 10,860,955 km (0.12 R)
• M17: 11,843,215 km (0.084 R)
• M18: 12,530,018 km (0.098 R)
• M19: 13,243,002 km (0.047 R)
• M20: 14,058,011 km (0.109 R)
• M21: 14,439,336 km (0.07 R)
• M22: 17,391,201 km (0.076 R)
• M23: 18,187,361 km (0.099 R)
• M24: 21,716,524 km (0.093 R)
• M25: 21,919,379 km (0.084 R)
• M26: 22,639,095 km (0.113 R)
• M27: 23,801,919 km (0.103 R)
• M28: 29,715,523 km (0.077 R)
• M29: 34,432,942 km (0.056 R)
• M30: 40,692,416 km (0.06 R)
• M31: 47,839,903 km (0.077 R)
• M32: 54,648,850 km (0.065 R)
• M33: 57,505,272 km (0.109 R)
• M34: 65,183,383 km (0.094 R)
• M35: 72,608,075 km (0.106 R)
• M36: 72,834,566 km (0.12 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 477 - 16,026 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit