🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.91 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.64

Radius: 1.47

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 0.76 AU - 1.06 AU

Year: 325 Days

Day: 16.1 Hours

Environment

Temp: 25 °C

Axial Tilt: 25.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 2.11 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.85

Radius: 0.94

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 1.86 AU - 2.36 AU

Year: 1149 Days

Day: 45.4 Hours

Environment

Temp: -89 °C

Axial Tilt: 32.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.04 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 5.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 283.6

Radius: 14.5

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 4.63 AU - 7.31 AU

Year: 5466 Days

Day: 6.6 Hours

Environment

Temp: -149 °C

Axial Tilt: 35.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 61,402,064 km

• M1: 180,415 km (0.095 R)
• M2: 1,267,842 km (0.063 R)
• M3: 2,158,398 km (0.098 R)
• M4: 2,818,125 km (0.081 R)
• M5: 3,361,763 km (0.1 R)
• M6: 5,325,834 km (0.095 R)
• M7: 6,364,941 km (0.054 R)
• M8: 7,119,512 km (0.095 R)
• M9: 7,933,175 km (0.102 R)
• M10: 9,175,735 km (0.034 R)
• M11: 10,340,953 km (0.107 R)
• M12: 12,730,629 km (0.104 R)
• M13: 14,079,254 km (0.053 R)
• M14: 16,278,343 km (0.092 R)
• M15: 17,691,444 km (0.032 R)
• M16: 19,805,113 km (0.11 R)
• M17: 20,374,781 km (0.098 R)
• M18: 23,600,261 km (0.034 R)

Planet 4 - Gas Giant

Semi-Major Axis: 7.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 22.8

Radius: 9.8

Gravity: 0.24 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 6.81 AU - 8.35 AU

Year: 7820 Days

Day: 5.8 Hours

Environment

Temp: -175 °C

Axial Tilt: 4.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 61,402,064 km

• M1: 123,269 km (0.087 R)
• M2: 428,448 km (0.052 R)
• M3: 1,637,947 km (0.096 R)
• M4: 2,030,492 km (0.099 R)
• M5: 2,411,069 km (0.069 R)
• M6: 2,894,569 km (0.071 R)
• M7: 5,858,701 km (0.102 R)

Planet 5 - Gas Giant

Semi-Major Axis: 7.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 194.3

Radius: 12.6

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 7.64 AU - 7.86 AU

Year: 8085 Days

Day: 9.8 Hours

Environment

Temp: -175 °C

Axial Tilt: 1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 61,402,064 km

• M1: 252,072 km (0.091 R)
• M2: 1,022,352 km (0.108 R)
• M3: 1,456,634 km (0.119 R)
• M4: 1,975,440 km (0.117 R)
• M5: 2,871,531 km (0.087 R)
• M6: 3,393,179 km (0.095 R)
• M7: 5,296,213 km (0.099 R)
• M8: 7,619,917 km (0.104 R)
• M9: 11,035,685 km (0.117 R)
• M10: 12,757,706 km (0.081 R)
• M11: 15,305,657 km (0.089 R)
• M12: 16,092,093 km (0.097 R)
• M13: 18,237,925 km (0.068 R)
• M14: 19,902,052 km (0.116 R)
• M15: 22,584,791 km (0.069 R)
• M16: 26,525,498 km (0.091 R)

Planet 6 - Ice Giant

Semi-Major Axis: 14.87 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 113.4

Radius: 3.2

Gravity: 11.07 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 12.31 AU - 17.43 AU

Year: 21488 Days

Day: 17.1 Hours

Environment

Temp: -197 °C

Axial Tilt: 135.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 61,402,064 km

• M1: 41,887 km (0.037 R)
• M2: 165,156 km (0.1 R)
• M3: 282,590 km (0.114 R)
• M4: 512,373 km (0.045 R)
• M5: 2,637,111 km (0.046 R)
• M6: 3,795,148 km (0.104 R)
• M7: 4,792,069 km (0.113 R)
• M8: 4,943,013 km (0.045 R)
• M9: 5,350,517 km (0.117 R)
• M10: 8,896,137 km (0.103 R)
• M11: 14,866,438 km (0.096 R)
• M12: 32,927,539 km (0.112 R)
• M13: 36,176,804 km (0.07 R)

Planet 7 - Ice Giant

Semi-Major Axis: 16.24 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 239.4

Radius: 3.6

Gravity: 18.47 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 14.62 AU - 17.86 AU

Year: 24525 Days

Day: 24.2 Hours

Environment

Temp: -189 °C

Axial Tilt: 36 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 61,402,064 km

• M1: 67,618 km (0.106 R)
• M2: 209,587 km (0.107 R)
• M3: 373,546 km (0.049 R)
• M4: 689,197 km (0.061 R)
• M5: 892,950 km (0.101 R)
• M6: 1,320,800 km (0.107 R)
• M7: 1,480,121 km (0.094 R)
• M8: 1,603,988 km (0.056 R)
• M9: 2,151,068 km (0.109 R)
• M10: 2,456,397 km (0.103 R)
• M11: 2,883,649 km (0.036 R)
• M12: 3,464,986 km (0.11 R)
• M13: 4,304,529 km (0.047 R)
• M14: 5,025,890 km (0.058 R)
• M15: 6,620,603 km (0.039 R)
• M16: 9,440,374 km (0.075 R)
• M17: 14,667,922 km (0.104 R)
• M18: 15,096,669 km (0.105 R)
• M19: 15,829,549 km (0.112 R)
• M20: 16,509,172 km (0.09 R)
• M21: 17,207,944 km (0.077 R)
• M22: 18,333,967 km (0.078 R)
• M23: 19,167,676 km (0.093 R)
• M24: 19,593,880 km (0.03 R)
• M25: 21,090,308 km (0.067 R)
• M26: 22,472,443 km (0.114 R)
• M27: 23,330,087 km (0.044 R)
• M28: 25,415,631 km (0.11 R)
• M29: 26,556,165 km (0.102 R)
• M30: 27,406,629 km (0.06 R)
• M31: 37,328,259 km (0.099 R)
• M32: 38,529,380 km (0.073 R)
• M33: 39,894,012 km (0.095 R)
• M34: 42,719,168 km (0.078 R)
• M35: 44,180,440 km (0.074 R)
• M36: 52,154,156 km (0.063 R)
• M37: 52,983,975 km (0.105 R)
• M38: 53,822,472 km (0.111 R)
• M39: 56,739,480 km (0.087 R)
• M40: 58,682,158 km (0.118 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 439 - 14,341 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit