🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.4

Radius: 1.42

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 0.41 AU - 0.65 AU

Year: 146 Days

Day: 29.3 Hours

Environment

Temp: 150 °C

Axial Tilt: 1.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.6

Radius: 1.21

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 0.51 AU - 0.73 AU

Year: 185 Days

Day: 25.1 Hours

Environment

Temp: 144 °C

Axial Tilt: 1.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.37 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.37

Radius: 1.8

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 1.08 AU - 1.66 AU

Year: 607 Days

Day: 41.1 Hours

Environment

Temp: -38 °C

Axial Tilt: 23.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.88 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.85

Radius: 1.52

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 1.46 AU - 2.3 AU

Year: 976 Days

Day: 27.6 Hours

Environment

Temp: -65 °C

Axial Tilt: 34.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 86,936,517 km

• M1: 229,334 km (0.056 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.34 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.6

Radius: 1.67

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 2.27 AU - 2.41 AU

Year: 1356 Days

Day: 12 Hours

Environment

Temp: -93 °C

Axial Tilt: 33.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 4.16 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.98

Radius: 1.31

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 3.48 AU - 4.84 AU

Year: 3214 Days

Day: 24.6 Hours

Environment

Temp: -145 °C

Axial Tilt: 37.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.68 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 5.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 911.2

Radius: 12.7

Gravity: 5.65 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 4.94 AU - 5.46 AU

Year: 4491 Days

Day: 9.9 Hours

Environment

Temp: -147 °C

Axial Tilt: 33.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 86,936,517 km

• M1: 157,975 km (0.044 R)
• M2: 577,897 km (0.038 R)
• M3: 1,083,089 km (0.095 R)
• M4: 1,569,132 km (0.119 R)
• M5: 2,231,551 km (0.101 R)
• M6: 2,760,230 km (0.113 R)
• M7: 4,049,016 km (0.1 R)
• M8: 4,737,017 km (0.119 R)
• M9: 6,159,094 km (0.096 R)
• M10: 8,604,720 km (0.081 R)
• M11: 10,527,950 km (0.083 R)
• M12: 11,212,959 km (0.075 R)
• M13: 12,320,881 km (0.091 R)
• M14: 12,773,863 km (0.031 R)
• M15: 14,036,319 km (0.094 R)
• M16: 17,681,272 km (0.096 R)
• M17: 18,715,591 km (0.079 R)
• M18: 19,314,880 km (0.116 R)
• M19: 20,342,169 km (0.039 R)
• M20: 21,987,596 km (0.106 R)
• M21: 23,259,627 km (0.091 R)
• M22: 24,898,022 km (0.099 R)
• M23: 30,092,509 km (0.044 R)

Planet 8 - Gas Giant

Semi-Major Axis: 5.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 795

Radius: 12.7

Gravity: 4.93 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 4.76 AU - 6.42 AU

Year: 5006 Days

Day: 10.9 Hours

Environment

Temp: -155 °C

Axial Tilt: 44.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 86,936,517 km

• M1: 163,810 km (0.076 R)
• M2: 634,145 km (0.097 R)
• M3: 1,072,168 km (0.102 R)
• M4: 1,975,290 km (0.064 R)
• M5: 2,416,454 km (0.108 R)
• M6: 2,886,491 km (0.113 R)
• M7: 3,609,049 km (0.047 R)
• M8: 5,078,549 km (0.036 R)
• M9: 6,102,696 km (0.06 R)
• M10: 7,544,071 km (0.086 R)
• M11: 8,835,849 km (0.102 R)
• M12: 11,089,541 km (0.054 R)
• M13: 12,149,741 km (0.061 R)
• M14: 12,910,745 km (0.115 R)
• M15: 16,641,866 km (0.09 R)
• M16: 20,822,677 km (0.101 R)
• M17: 22,509,393 km (0.037 R)
• M18: 23,657,258 km (0.094 R)
• M19: 25,904,068 km (0.082 R)

Planet 9 - Ice Giant

Semi-Major Axis: 15.28 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 798.6

Radius: 7.4

Gravity: 14.58 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 14.38 AU - 16.18 AU

Year: 22622 Days

Day: 15.7 Hours

Environment

Temp: -197 °C

Axial Tilt: 29.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 86,936,517 km

• M1: 96,042 km (0.093 R)
• M2: 421,716 km (0.036 R)
• M3: 678,277 km (0.083 R)
• M4: 1,369,120 km (0.108 R)
• M5: 1,653,954 km (0.101 R)
• M6: 1,898,098 km (0.113 R)
• M7: 2,484,073 km (0.081 R)
• M8: 4,043,331 km (0.089 R)
• M9: 4,526,682 km (0.029 R)
• M10: 5,283,348 km (0.061 R)
• M11: 5,818,460 km (0.099 R)
• M12: 7,591,194 km (0.12 R)
• M13: 8,823,731 km (0.106 R)
• M14: 9,224,055 km (0.114 R)
• M15: 9,636,496 km (0.09 R)
• M16: 10,061,055 km (0.104 R)
• M17: 12,162,756 km (0.08 R)
• M18: 13,241,955 km (0.1 R)
• M19: 13,766,894 km (0.062 R)
• M20: 15,343,356 km (0.102 R)
• M21: 17,928,108 km (0.043 R)
• M22: 21,807,181 km (0.088 R)
• M23: 22,539,163 km (0.11 R)
• M24: 23,831,838 km (0.044 R)
• M25: 25,287,126 km (0.095 R)
• M26: 29,120,273 km (0.101 R)
• M27: 31,174,700 km (0.096 R)
• M28: 36,146,436 km (0.089 R)
• M29: 36,583,262 km (0.103 R)
• M30: 39,739,478 km (0.103 R)
• M31: 40,516,788 km (0.117 R)
• M32: 42,262,595 km (0.096 R)
• M33: 44,223,823 km (0.11 R)
• M34: 60,288,690 km (0.094 R)
• M35: 61,728,420 km (0.12 R)
• M36: 70,851,197 km (0.099 R)
• M37: 73,380,897 km (0.082 R)
• M38: 77,407,623 km (0.111 R)
• M39: 77,649,074 km (0.103 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 375 - 18,575 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit