🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.73 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.64

Radius: 1.68

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 0.61 AU - 0.85 AU

Year: 260 Days

Day: 16.8 Hours

Environment

Temp: 15 °C

Axial Tilt: 36.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 49,251,572 km

• M1: 131,197 km (0.118 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.77 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.72

Radius: 1.24

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 0.61 AU - 0.93 AU

Year: 281 Days

Day: 27.4 Hours

Environment

Temp: -2 °C

Axial Tilt: 41.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.1 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.55

Radius: 0.79

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 0.9 AU - 1.3 AU

Year: 480 Days

Day: 39.2 Hours

Environment

Temp: -61 °C

Axial Tilt: 46.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.2 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.8

Radius: 1.51

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 1.08 AU - 1.32 AU

Year: 547 Days

Day: 28.8 Hours

Environment

Temp: -57 °C

Axial Tilt: 8.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 1.71 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.51

Radius: 1.83

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 1.34 AU - 2.08 AU

Year: 931 Days

Day: 34.1 Hours

Environment

Temp: -103 °C

Axial Tilt: 1.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.65 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.5

Radius: 0.76

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 2.04 AU - 3.26 AU

Year: 1796 Days

Day: 19.4 Hours

Environment

Temp: -129 °C

Axial Tilt: 16.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 49,251,572 km

• M1: 127,009 km (0.063 R)

Planet 7 - Gas Giant

Semi-Major Axis: 6.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 878.3

Radius: 11.1

Gravity: 7.13 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 5.97 AU - 7.39 AU

Year: 7186 Days

Day: 8.6 Hours

Environment

Temp: -181 °C

Axial Tilt: 10.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 49,251,572 km

• M1: 138,228 km (0.116 R)
• M2: 523,742 km (0.098 R)
• M3: 878,439 km (0.116 R)
• M4: 1,296,415 km (0.076 R)
• M5: 1,717,533 km (0.049 R)
• M6: 2,743,475 km (0.099 R)
• M7: 3,932,629 km (0.088 R)
• M8: 4,918,030 km (0.116 R)
• M9: 5,532,728 km (0.088 R)
• M10: 6,550,292 km (0.09 R)
• M11: 7,608,697 km (0.057 R)
• M12: 8,346,963 km (0.111 R)
• M13: 12,662,113 km (0.045 R)
• M14: 13,522,152 km (0.032 R)
• M15: 13,936,687 km (0.096 R)
• M16: 15,358,914 km (0.076 R)
• M17: 18,417,443 km (0.109 R)
• M18: 19,000,725 km (0.05 R)
• M19: 20,435,668 km (0.1 R)
• M20: 20,981,999 km (0.093 R)
• M21: 24,293,647 km (0.077 R)
• M22: 24,642,958 km (0.108 R)
• M23: 27,276,030 km (0.091 R)
• M24: 31,310,984 km (0.106 R)
• M25: 34,066,278 km (0.108 R)
• M26: 36,179,198 km (0.116 R)
• M27: 38,614,651 km (0.114 R)
• M28: 38,971,293 km (0.105 R)
• M29: 40,297,777 km (0.12 R)

Planet 8 - Gas Giant

Semi-Major Axis: 6.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 373

Radius: 13.5

Gravity: 2.05 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 6.14 AU - 7.74 AU

Year: 7610 Days

Day: 12.8 Hours

Environment

Temp: -188 °C

Axial Tilt: 7.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 49,251,572 km

• M1: 169,943 km (0.072 R)
• M2: 657,034 km (0.101 R)
• M3: 1,201,869 km (0.057 R)
• M4: 1,669,662 km (0.026 R)
• M5: 2,260,873 km (0.113 R)
• M6: 2,839,667 km (0.087 R)
• M7: 4,945,706 km (0.08 R)
• M8: 6,403,088 km (0.056 R)
• M9: 8,245,386 km (0.091 R)
• M10: 9,756,175 km (0.077 R)
• M11: 10,830,587 km (0.113 R)
• M12: 12,588,212 km (0.107 R)
• M13: 13,108,513 km (0.063 R)
• M14: 14,416,148 km (0.102 R)
• M15: 15,570,894 km (0.071 R)
• M16: 18,261,262 km (0.113 R)
• M17: 18,996,536 km (0.094 R)
• M18: 20,383,907 km (0.113 R)
• M19: 21,321,287 km (0.118 R)
• M20: 22,061,647 km (0.109 R)
• M21: 23,359,708 km (0.058 R)
• M22: 24,627,250 km (0.108 R)

Planet 9 - Gas Giant

Semi-Major Axis: 8.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 660.4

Radius: 12.7

Gravity: 4.09 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 6.68 AU - 10.64 AU

Year: 10608 Days

Day: 12 Hours

Environment

Temp: -192 °C

Axial Tilt: 1.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 49,251,572 km

• M1: 157,975 km (0.047 R)
• M2: 771,027 km (0.078 R)
• M3: 2,244,866 km (0.086 R)
• M4: 4,691,539 km (0.062 R)
• M5: 8,281,439 km (0.111 R)
• M6: 10,709,263 km (0.038 R)
• M7: 18,329,778 km (0.09 R)
• M8: 18,789,193 km (0.102 R)
• M9: 20,376,277 km (0.066 R)
• M10: 21,370,355 km (0.096 R)
• M11: 22,570,728 km (0.055 R)
• M12: 24,271,207 km (0.112 R)
• M13: 26,055,461 km (0.079 R)
• M14: 26,636,798 km (0.055 R)
• M15: 30,627,920 km (0.116 R)
• M16: 31,822,010 km (0.066 R)
• M17: 33,386,355 km (0.105 R)
• M18: 34,072,112 km (0.1 R)
• M19: 35,472,198 km (0.109 R)
• M20: 38,761,706 km (0.106 R)
• M21: 39,265,851 km (0.109 R)
• M22: 41,325,963 km (0.106 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 236 - 12,464 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit