🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.87

Radius: 1.88

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 0.44 AU - 0.58 AU

Year: 158 Days

Day: 28.2 Hours

Environment

Temp: 80 °C

Axial Tilt: 34.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.16

Radius: 1.06

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 0.49 AU - 0.67 AU

Year: 191 Days

Day: 29.9 Hours

Environment

Temp: 35 °C

Axial Tilt: 0.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.29

Radius: 1.11

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 0.52 AU - 0.82 AU

Year: 238 Days

Day: 14.3 Hours

Environment

Temp: 3 °C

Axial Tilt: 21.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 0.8 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.5

Radius: 1.18

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 0.76 AU - 0.84 AU

Year: 310 Days

Day: 43.1 Hours

Environment

Temp: -24 °C

Axial Tilt: 22.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 1.91 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.33

Radius: 1.12

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 1.44 AU - 2.38 AU

Year: 1144 Days

Day: 35.7 Hours

Environment

Temp: -111 °C

Axial Tilt: 15 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.32 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.57

Radius: 1.2

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 2.07 AU - 2.57 AU

Year: 1532 Days

Day: 39.7 Hours

Environment

Temp: -122 °C

Axial Tilt: 37.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 100,955,819 km

• M1: 33,660 km (0.078 R)

Asteroid Belt

Center: 2.67 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 3.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 297.6

Radius: 12.3

Gravity: 1.97 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 2.38 AU - 3.64 AU

Year: 2264 Days

Day: 9.5 Hours

Environment

Temp: -150 °C

Axial Tilt: 24.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 100,955,819 km

• M1: 153,039 km (0.067 R)
• M2: 542,442 km (0.082 R)
• M3: 1,025,493 km (0.053 R)
• M4: 1,433,746 km (0.113 R)
• M5: 2,005,808 km (0.096 R)
• M6: 2,918,804 km (0.084 R)
• M7: 4,456,670 km (0.112 R)
• M8: 7,720,597 km (0.103 R)
• M9: 8,456,020 km (0.086 R)
• M10: 10,265,256 km (0.102 R)
• M11: 11,837,231 km (0.108 R)
• M12: 13,206,051 km (0.083 R)

Planet 8 - Gas Giant

Semi-Major Axis: 3.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 644.3

Radius: 9

Gravity: 7.95 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 2.52 AU - 3.98 AU

Year: 2540 Days

Day: 6.2 Hours

Environment

Temp: -140 °C

Axial Tilt: 33.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 100,955,819 km

• M1: 111,899 km (0.099 R)
• M2: 921,523 km (0.027 R)
• M3: 2,314,578 km (0.114 R)
• M4: 2,714,154 km (0.115 R)
• M5: 3,435,216 km (0.111 R)
• M6: 6,812,986 km (0.102 R)
• M7: 7,276,291 km (0.074 R)
• M8: 10,625,039 km (0.098 R)
• M9: 14,267,299 km (0.095 R)
• M10: 15,074,678 km (0.077 R)
• M11: 16,012,657 km (0.106 R)
• M12: 16,470,426 km (0.053 R)
• M13: 16,832,304 km (0.099 R)

Planet 9 - Ice Giant

Semi-Major Axis: 12.4 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 558.1

Radius: 4

Gravity: 34.88 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 9.82 AU - 14.98 AU

Year: 18928 Days

Day: 18.4 Hours

Environment

Temp: -196 °C

Axial Tilt: 5.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 100,955,819 km

• M1: 49,816 km (0.042 R)
• M2: 233,522 km (0.083 R)
• M3: 469,289 km (0.1 R)
• M4: 683,662 km (0.108 R)
• M5: 972,536 km (0.073 R)
• M6: 1,106,575 km (0.114 R)
• M7: 1,935,198 km (0.086 R)
• M8: 2,465,223 km (0.071 R)
• M9: 3,489,071 km (0.104 R)
• M10: 4,141,617 km (0.12 R)
• M11: 4,430,640 km (0.049 R)
• M12: 5,013,324 km (0.109 R)
• M13: 5,341,691 km (0.117 R)
• M14: 6,163,582 km (0.054 R)
• M15: 6,669,223 km (0.076 R)
• M16: 6,932,216 km (0.064 R)
• M17: 7,385,946 km (0.104 R)
• M18: 7,620,067 km (0.107 R)
• M19: 11,069,794 km (0.117 R)
• M20: 19,373,822 km (0.083 R)
• M21: 22,831,477 km (0.053 R)
• M22: 23,730,710 km (0.102 R)
• M23: 24,343,014 km (0.045 R)
• M24: 25,706,001 km (0.099 R)
• M25: 31,422,285 km (0.116 R)
• M26: 34,056,404 km (0.103 R)
• M27: 36,293,491 km (0.118 R)
• M28: 40,912,175 km (0.087 R)
• M29: 47,016,816 km (0.104 R)
• M30: 51,803,648 km (0.119 R)
• M31: 62,331,150 km (0.091 R)

Planet 10 - Ice Giant

Semi-Major Axis: 16.09 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 817.7

Radius: 3

Gravity: 90.86 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 14.88 AU - 17.3 AU

Year: 27977 Days

Day: 18.7 Hours

Environment

Temp: -219 °C

Axial Tilt: 23.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 100,955,819 km

• M1: 38,746 km (0.117 R)
• M2: 154,086 km (0.081 R)
• M3: 371,152 km (0.061 R)
• M4: 797,207 km (0.116 R)
• M5: 958,623 km (0.09 R)
• M6: 1,111,961 km (0.069 R)
• M7: 1,485,357 km (0.115 R)
• M8: 1,633,160 km (0.114 R)
• M9: 2,900,703 km (0.115 R)
• M10: 3,102,361 km (0.111 R)
• M11: 3,221,740 km (0.118 R)
• M12: 3,797,542 km (0.12 R)
• M13: 4,552,263 km (0.106 R)
• M14: 6,351,926 km (0.114 R)
• M15: 7,146,440 km (0.076 R)
• M16: 7,514,151 km (0.091 R)
• M17: 8,459,311 km (0.086 R)
• M18: 10,249,698 km (0.059 R)
• M19: 10,581,955 km (0.115 R)
• M20: 11,338,172 km (0.112 R)
• M21: 16,736,262 km (0.114 R)
• M22: 19,423,788 km (0.053 R)
• M23: 20,241,340 km (0.107 R)
• M24: 20,345,161 km (0.083 R)
• M25: 29,183,104 km (0.097 R)
• M26: 29,983,901 km (0.098 R)
• M27: 32,616,674 km (0.099 R)
• M28: 37,862,174 km (0.069 R)
• M29: 43,469,551 km (0.052 R)
• M30: 44,513,146 km (0.062 R)
• M31: 51,128,513 km (0.114 R)
• M32: 57,741,188 km (0.03 R)
• M33: 57,950,026 km (0.047 R)
• M34: 63,335,550 km (0.074 R)
• M35: 71,903,618 km (0.081 R)
• M36: 73,361,898 km (0.061 R)
• M37: 78,365,349 km (0.115 R)
• M38: 89,602,841 km (0.11 R)
• M39: 90,163,235 km (0.05 R)
• M40: 91,858,329 km (0.059 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 376 - 12,733 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit