🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.06 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.86

Radius: 0.94

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 0.97 AU - 1.15 AU

Year: 409 Days

Day: 37.7 Hours

Environment

Temp: 17 °C

Axial Tilt: 12.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 1.72 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.68

Radius: 1.68

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 1.55 AU - 1.89 AU

Year: 845 Days

Day: 12.2 Hours

Environment

Temp: -66 °C

Axial Tilt: 37 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.15 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.48

Radius: 1.44

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 2.1 AU - 2.2 AU

Year: 1181 Days

Day: 22.3 Hours

Environment

Temp: -76 °C

Axial Tilt: 6.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 84,576,794 km

• M1: 493,523 km (0.051 R)
• M2: 551,717 km (0.031 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.47 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.18

Radius: 1.37

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 2.04 AU - 2.9 AU

Year: 1455 Days

Day: 31.7 Hours

Environment

Temp: -95 °C

Axial Tilt: 7.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.26 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.49

Radius: 1.17

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 2.7 AU - 3.82 AU

Year: 2206 Days

Day: 18.6 Hours

Environment

Temp: -122 °C

Axial Tilt: 32.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.85 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 4.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 479.6

Radius: 11.2

Gravity: 3.82 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 3.76 AU - 5.12 AU

Year: 3506 Days

Day: 13.4 Hours

Environment

Temp: -142 °C

Axial Tilt: 18.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 84,576,794 km

• M1: 147,204 km (0.117 R)
• M2: 562,338 km (0.071 R)
• M3: 1,631,066 km (0.05 R)
• M4: 2,239,480 km (0.096 R)
• M5: 3,010,807 km (0.09 R)
• M6: 3,851,098 km (0.056 R)
• M7: 5,806,791 km (0.118 R)
• M8: 6,183,329 km (0.091 R)
• M9: 6,808,049 km (0.031 R)
• M10: 9,008,485 km (0.114 R)
• M11: 11,520,083 km (0.082 R)
• M12: 15,465,129 km (0.085 R)
• M13: 19,031,392 km (0.113 R)
• M14: 19,505,019 km (0.039 R)
• M15: 20,169,383 km (0.059 R)
• M16: 21,099,433 km (0.106 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 905.7

Radius: 13

Gravity: 5.36 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 5.27 AU - 6.37 AU

Year: 5262 Days

Day: 5.5 Hours

Environment

Temp: -145 °C

Axial Tilt: 18.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 84,576,794 km

• M1: 161,715 km (0.062 R)
• M2: 768,484 km (0.069 R)
• M3: 1,780,514 km (0.118 R)
• M4: 4,054,850 km (0.094 R)
• M5: 4,661,918 km (0.106 R)
• M6: 5,387,468 km (0.112 R)
• M7: 6,615,517 km (0.039 R)
• M8: 8,294,903 km (0.069 R)
• M9: 8,982,455 km (0.092 R)
• M10: 10,152,310 km (0.078 R)
• M11: 11,323,811 km (0.082 R)
• M12: 11,967,530 km (0.085 R)
• M13: 13,220,263 km (0.085 R)
• M14: 16,669,691 km (0.027 R)
• M15: 17,765,645 km (0.116 R)
• M16: 21,416,730 km (0.119 R)
• M17: 22,402,132 km (0.118 R)
• M18: 25,122,718 km (0.045 R)
• M19: 25,540,545 km (0.031 R)
• M20: 26,133,402 km (0.069 R)
• M21: 26,908,917 km (0.08 R)
• M22: 27,611,279 km (0.092 R)
• M23: 29,144,208 km (0.087 R)
• M24: 32,280,977 km (0.098 R)
• M25: 32,775,098 km (0.056 R)
• M26: 33,981,605 km (0.105 R)

Planet 8 - Gas Giant

Semi-Major Axis: 6.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 88.2

Radius: 9.9

Gravity: 0.9 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 4.56 AU - 7.48 AU

Year: 5535 Days

Day: 14.4 Hours

Environment

Temp: -165 °C

Axial Tilt: 7.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 84,576,794 km

• M1: 126,410 km (0.047 R)
• M2: 478,564 km (0.116 R)
• M3: 1,004,699 km (0.112 R)
• M4: 1,699,432 km (0.102 R)
• M5: 2,123,093 km (0.063 R)
• M6: 2,493,348 km (0.108 R)
• M7: 3,945,345 km (0.104 R)
• M8: 7,401,504 km (0.11 R)
• M9: 10,459,285 km (0.103 R)
• M10: 11,732,811 km (0.082 R)
• M11: 12,610,203 km (0.055 R)
• M12: 14,495,286 km (0.107 R)

Planet 9 - Gas Giant

Semi-Major Axis: 6.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 139.8

Radius: 8.2

Gravity: 2.08 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 6.1 AU - 6.94 AU

Year: 6239 Days

Day: 5.4 Hours

Environment

Temp: -149 °C

Axial Tilt: 24.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 84,576,794 km

• M1: 102,026 km (0.082 R)
• M2: 773,870 km (0.107 R)
• M3: 1,140,534 km (0.093 R)
• M4: 2,573,682 km (0.078 R)
• M5: 2,870,035 km (0.084 R)
• M6: 3,241,636 km (0.102 R)
• M7: 3,721,995 km (0.05 R)
• M8: 4,399,075 km (0.111 R)
• M9: 5,179,976 km (0.081 R)
• M10: 6,296,126 km (0.036 R)
• M11: 6,720,984 km (0.09 R)
• M12: 7,596,281 km (0.096 R)
• M13: 8,242,992 km (0.071 R)
• M14: 9,572,169 km (0.054 R)
• M15: 10,249,249 km (0.106 R)
• M16: 12,081,374 km (0.115 R)
• M17: 12,560,536 km (0.1 R)
• M18: 13,464,108 km (0.116 R)
• M19: 13,837,354 km (0.099 R)
• M20: 15,349,639 km (0.081 R)
• M21: 16,646,952 km (0.101 R)
• M22: 16,968,886 km (0.071 R)
• M23: 20,359,971 km (0.088 R)

Planet 10 - Ice Giant

Semi-Major Axis: 14.39 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 899.3

Radius: 7.7

Gravity: 15.17 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 10.99 AU - 17.79 AU

Year: 20456 Days

Day: 24.6 Hours

Environment

Temp: -186 °C

Axial Tilt: 32.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 84,576,794 km

• M1: 95,743 km (0.084 R)
• M2: 441,763 km (0.092 R)
• M3: 741,706 km (0.114 R)
• M4: 1,192,145 km (0.082 R)
• M5: 3,131,682 km (0.045 R)
• M6: 3,843,468 km (0.117 R)
• M7: 5,381,783 km (0.09 R)
• M8: 7,001,779 km (0.09 R)
• M9: 7,590,596 km (0.035 R)
• M10: 7,949,032 km (0.097 R)
• M11: 9,035,861 km (0.042 R)
• M12: 10,218,582 km (0.098 R)
• M13: 10,847,042 km (0.117 R)
• M14: 12,959,963 km (0.095 R)
• M15: 13,546,835 km (0.078 R)
• M16: 14,694,849 km (0.07 R)
• M17: 16,579,034 km (0.106 R)
• M18: 17,801,698 km (0.081 R)
• M19: 19,365,744 km (0.119 R)
• M20: 23,082,802 km (0.09 R)
• M21: 23,727,269 km (0.086 R)
• M22: 26,894,406 km (0.069 R)
• M23: 28,212,064 km (0.112 R)
• M24: 32,023,967 km (0.113 R)
• M25: 33,640,223 km (0.032 R)
• M26: 39,268,394 km (0.054 R)
• M27: 39,878,753 km (0.091 R)
• M28: 40,962,291 km (0.118 R)
• M29: 50,167,945 km (0.088 R)
• M30: 52,898,705 km (0.084 R)
• M31: 58,852,850 km (0.108 R)
• M32: 60,054,719 km (0.117 R)
• M33: 61,682,493 km (0.027 R)
• M34: 67,175,577 km (0.069 R)
• M35: 72,071,168 km (0.044 R)
• M36: 83,315,841 km (0.041 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 418 - 13,373 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit