🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.51

Radius: 1.83

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 0.48 AU - 0.56 AU

Year: 131 Days

Day: 33.7 Hours

Environment

Temp: 225 °C

Axial Tilt: 33.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.32 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.94

Radius: 1.73

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 1.06 AU - 1.58 AU

Year: 531 Days

Day: 36.2 Hours

Environment

Temp: 10 °C

Axial Tilt: 18.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 4.01 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.7

Radius: 1.49

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 3.14 AU - 4.88 AU

Year: 2809 Days

Day: 17.4 Hours

Environment

Temp: -117 °C

Axial Tilt: 2.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 96,574,543 km

• M1: 295,605 km (0.052 R)
• M2: 347,516 km (0.111 R)

Planet 4 - Terrestrial

Semi-Major Axis: 4.37 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.1

Radius: 1.35

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 3.55 AU - 5.19 AU

Year: 3196 Days

Day: 40.9 Hours

Environment

Temp: -125 °C

Axial Tilt: 17.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 96,574,543 km

• M1: 1,424,321 km (0.104 R)

Asteroid Belt

Center: 5.96 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 7.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 618

Radius: 15

Gravity: 2.75 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 7.4 AU - 7.68 AU

Year: 7243 Days

Day: 8.4 Hours

Environment

Temp: -149 °C

Axial Tilt: 34.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 96,574,543 km

• M1: 186,549 km (0.094 R)
• M2: 824,883 km (0.101 R)
• M3: 1,821,504 km (0.093 R)
• M4: 3,596,183 km (0.058 R)
• M5: 4,170,041 km (0.083 R)
• M6: 4,749,583 km (0.104 R)
• M7: 5,322,842 km (0.09 R)
• M8: 6,540,718 km (0.096 R)
• M9: 8,295,651 km (0.119 R)
• M10: 8,790,221 km (0.089 R)
• M11: 9,261,006 km (0.116 R)
• M12: 10,021,861 km (0.084 R)
• M13: 11,315,583 km (0.114 R)
• M14: 12,185,794 km (0.118 R)
• M15: 15,930,079 km (0.116 R)
• M16: 19,217,043 km (0.084 R)
• M17: 20,530,812 km (0.119 R)
• M18: 21,903,522 km (0.12 R)
• M19: 22,852,272 km (0.042 R)
• M20: 24,916,573 km (0.114 R)
• M21: 28,474,010 km (0.079 R)
• M22: 29,604,072 km (0.047 R)
• M23: 32,155,015 km (0.044 R)
• M24: 35,924,732 km (0.107 R)

Planet 6 - Gas Giant

Semi-Major Axis: 9.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 646.7

Radius: 8.6

Gravity: 8.74 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 9.68 AU - 9.98 AU

Year: 10782 Days

Day: 6.4 Hours

Environment

Temp: -177 °C

Axial Tilt: 21.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 96,574,543 km

• M1: 106,962 km (0.114 R)
• M2: 389,852 km (0.107 R)
• M3: 896,540 km (0.102 R)
• M4: 1,297,762 km (0.075 R)
• M5: 1,619,846 km (0.092 R)
• M6: 2,186,223 km (0.107 R)
• M7: 2,667,330 km (0.076 R)
• M8: 2,966,526 km (0.085 R)
• M9: 3,948,037 km (0.113 R)
• M10: 4,224,195 km (0.082 R)
• M11: 5,631,612 km (0.116 R)
• M12: 7,164,840 km (0.1 R)
• M13: 7,619,618 km (0.026 R)
• M14: 8,137,526 km (0.072 R)
• M15: 8,541,290 km (0.081 R)
• M16: 10,291,286 km (0.071 R)
• M17: 11,415,963 km (0.044 R)
• M18: 14,355,561 km (0.097 R)
• M19: 17,174,883 km (0.115 R)
• M20: 18,368,674 km (0.111 R)
• M21: 18,830,333 km (0.054 R)
• M22: 21,935,985 km (0.11 R)
• M23: 22,543,053 km (0.099 R)
• M24: 24,431,726 km (0.075 R)
• M25: 28,316,932 km (0.04 R)
• M26: 33,499,750 km (0.106 R)
• M27: 36,797,486 km (0.099 R)
• M28: 37,531,263 km (0.119 R)
• M29: 38,025,834 km (0.066 R)
• M30: 39,919,294 km (0.075 R)
• M31: 42,273,366 km (0.111 R)
• M32: 45,414,174 km (0.098 R)
• M33: 46,258,354 km (0.07 R)

Planet 7 - Ice Giant

Semi-Major Axis: 14.28 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 538.2

Radius: 7.5

Gravity: 9.57 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 11.21 AU - 17.35 AU

Year: 18879 Days

Day: 17.5 Hours

Environment

Temp: -192 °C

Axial Tilt: 8.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 96,574,543 km

• M1: 93,499 km (0.084 R)
• M2: 548,725 km (0.104 R)
• M3: 892,950 km (0.043 R)
• M4: 1,755,830 km (0.115 R)
• M5: 2,409,274 km (0.104 R)
• M6: 3,883,710 km (0.076 R)
• M7: 5,495,029 km (0.114 R)
• M8: 6,078,760 km (0.051 R)
• M9: 6,833,182 km (0.107 R)
• M10: 9,800,456 km (0.119 R)
• M11: 11,878,370 km (0.118 R)
• M12: 12,197,462 km (0.078 R)
• M13: 12,522,239 km (0.099 R)
• M14: 13,393,647 km (0.097 R)
• M15: 15,033,688 km (0.12 R)
• M16: 16,328,907 km (0.109 R)
• M17: 20,750,721 km (0.09 R)
• M18: 23,037,025 km (0.118 R)
• M19: 23,734,151 km (0.091 R)
• M20: 24,343,014 km (0.108 R)
• M21: 25,066,320 km (0.045 R)
• M22: 25,803,838 km (0.06 R)
• M23: 26,124,276 km (0.072 R)
• M24: 31,742,275 km (0.035 R)
• M25: 34,636,844 km (0.025 R)
• M26: 36,348,393 km (0.098 R)
• M27: 42,559,098 km (0.112 R)
• M28: 43,911,164 km (0.112 R)
• M29: 45,757,950 km (0.091 R)
• M30: 48,787,157 km (0.087 R)
• M31: 54,361,622 km (0.045 R)
• M32: 63,788,083 km (0.099 R)
• M33: 64,767,052 km (0.056 R)
• M34: 65,557,377 km (0.041 R)
• M35: 65,954,859 km (0.117 R)
• M36: 66,554,297 km (0.081 R)

Planet 8 - Ice Giant

Semi-Major Axis: 18.27 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 750.6

Radius: 7.7

Gravity: 12.66 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 15.24 AU - 21.3 AU

Year: 27320 Days

Day: 15.8 Hours

Environment

Temp: -184 °C

Axial Tilt: 36.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 96,574,543 km

• M1: 100,231 km (0.093 R)
• M2: 383,868 km (0.109 R)
• M3: 630,705 km (0.051 R)
• M4: 914,791 km (0.111 R)
• M5: 1,209,499 km (0.11 R)
• M6: 1,658,143 km (0.03 R)
• M7: 2,305,752 km (0.047 R)
• M8: 2,753,199 km (0.114 R)
• M9: 3,227,574 km (0.119 R)
• M10: 3,755,505 km (0.108 R)
• M11: 4,267,878 km (0.109 R)
• M12: 5,022,449 km (0.111 R)
• M13: 6,270,395 km (0.099 R)
• M14: 7,041,422 km (0.11 R)
• M15: 9,425,563 km (0.081 R)
• M16: 11,377,068 km (0.119 R)
• M17: 13,583,337 km (0.081 R)
• M18: 15,799,779 km (0.103 R)
• M19: 20,112,686 km (0.042 R)
• M20: 21,144,313 km (0.09 R)
• M21: 22,537,518 km (0.119 R)
• M22: 23,877,017 km (0.099 R)
• M23: 26,226,003 km (0.106 R)
• M24: 33,902,169 km (0.037 R)
• M25: 37,782,139 km (0.105 R)
• M26: 39,349,925 km (0.059 R)
• M27: 41,124,305 km (0.085 R)
• M28: 41,782,386 km (0.087 R)
• M29: 46,233,072 km (0.076 R)
• M30: 49,123,303 km (0.05 R)
• M31: 71,844,826 km (0.054 R)
• M32: 74,490,016 km (0.099 R)
• M33: 76,702,119 km (0.052 R)
• M34: 83,075,737 km (0.098 R)
• M35: 88,149,349 km (0.043 R)
• M36: 92,578,941 km (0.12 R)
• M37: 94,277,476 km (0.102 R)

Kuiper Belt

Range: 31.4 - 49.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 292 - 13,174 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit