🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.63

Radius: 1.85

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 0.43 AU - 0.65 AU

Year: 166 Days

Day: 44 Hours

Environment

Temp: 144 °C

Axial Tilt: 28.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 98,764,309 km

• M1: 391,198 km (0.11 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.61

Radius: 0.82

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 0.6 AU - 0.62 AU

Year: 200 Days

Day: 25.1 Hours

Environment

Temp: 27 °C

Axial Tilt: 23.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 0.73 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.31

Radius: 1.61

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 0.6 AU - 0.86 AU

Year: 261 Days

Day: 35.4 Hours

Environment

Temp: -3 °C

Axial Tilt: 49.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 98,764,309 km

• M1: 279,449 km (0.11 R)

Planet 4 - Terrestrial

Semi-Major Axis: 0.85 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.32

Radius: 0.63

Gravity: 0.81 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 0.72 AU - 0.98 AU

Year: 328 Days

Day: 21.7 Hours

Environment

Temp: 2 °C

Axial Tilt: 15.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 5 - Terrestrial

Semi-Major Axis: 1.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.59

Radius: 1.84

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 1.56 AU - 1.68 AU

Year: 864 Days

Day: 19.6 Hours

Environment

Temp: -98 °C

Axial Tilt: 3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 98,764,309 km

• M1: 50,414 km (0.082 R)

Asteroid Belt

Center: 3.41 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 5.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 100.3

Radius: 13.6

Gravity: 0.54 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 4.64 AU - 5.74 AU

Year: 4954 Days

Day: 11.2 Hours

Environment

Temp: -158 °C

Axial Tilt: 36.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 98,764,309 km

• M1: 169,195 km (0.11 R)
• M2: 644,318 km (0.112 R)
• M3: 1,846,187 km (0.05 R)
• M4: 2,730,161 km (0.111 R)
• M5: 3,515,400 km (0.085 R)
• M6: 4,271,169 km (0.111 R)
• M7: 5,399,586 km (0.059 R)
• M8: 6,231,499 km (0.093 R)
• M9: 7,038,281 km (0.072 R)
• M10: 8,765,388 km (0.053 R)
• M11: 10,052,827 km (0.11 R)
• M12: 10,942,187 km (0.097 R)
• M13: 11,614,629 km (0.06 R)
• M14: 12,674,680 km (0.117 R)
• M15: 13,670,253 km (0.062 R)
• M16: 15,169,074 km (0.059 R)

Planet 7 - Gas Giant

Semi-Major Axis: 6.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 390.9

Radius: 10.5

Gravity: 3.55 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 6.28 AU - 7.06 AU

Year: 7217 Days

Day: 7.8 Hours

Environment

Temp: -177 °C

Axial Tilt: 21.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 98,764,309 km

• M1: 130,599 km (0.052 R)
• M2: 518,207 km (0.061 R)
• M3: 948,451 km (0.1 R)
• M4: 1,948,662 km (0.1 R)
• M5: 2,407,628 km (0.108 R)
• M6: 4,431,687 km (0.119 R)
• M7: 5,036,512 km (0.092 R)
• M8: 5,815,916 km (0.112 R)
• M9: 8,443,154 km (0.097 R)
• M10: 12,171,133 km (0.108 R)
• M11: 14,171,107 km (0.096 R)
• M12: 17,250,579 km (0.112 R)
• M13: 18,878,952 km (0.049 R)
• M14: 21,327,570 km (0.113 R)
• M15: 25,019,645 km (0.098 R)

Planet 8 - Gas Giant

Semi-Major Axis: 9.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 140.8

Radius: 8

Gravity: 2.2 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 8.76 AU - 10.28 AU

Year: 12307 Days

Day: 13.7 Hours

Environment

Temp: -184 °C

Axial Tilt: 32.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 98,764,309 km

• M1: 99,483 km (0.119 R)
• M2: 421,417 km (0.111 R)
• M3: 1,121,386 km (0.12 R)
• M4: 2,234,992 km (0.093 R)
• M5: 2,728,665 km (0.109 R)
• M6: 3,863,215 km (0.057 R)
• M7: 4,679,571 km (0.091 R)
• M8: 5,971,797 km (0.12 R)
• M9: 6,784,862 km (0.067 R)
• M10: 8,549,668 km (0.054 R)
• M11: 9,284,044 km (0.11 R)
• M12: 9,580,846 km (0.079 R)
• M13: 9,883,782 km (0.114 R)
• M14: 10,327,788 km (0.12 R)
• M15: 11,065,904 km (0.063 R)
• M16: 14,942,733 km (0.094 R)
• M17: 20,059,130 km (0.093 R)
• M18: 21,721,611 km (0.115 R)
• M19: 22,472,293 km (0.117 R)
• M20: 25,072,603 km (0.096 R)
• M21: 28,753,010 km (0.086 R)
• M22: 32,292,047 km (0.118 R)

Planet 9 - Ice Giant

Semi-Major Axis: 10.89 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 882.5

Radius: 4.1

Gravity: 52.5 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 10.78 AU - 11 AU

Year: 15057 Days

Day: 18.8 Hours

Environment

Temp: -192 °C

Axial Tilt: 33.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 98,764,309 km

• M1: 51,162 km (0.06 R)
• M2: 184,753 km (0.059 R)
• M3: 2,423,037 km (0.11 R)
• M4: 3,218,748 km (0.086 R)
• M5: 5,015,568 km (0.052 R)
• M6: 5,232,934 km (0.104 R)
• M7: 6,628,532 km (0.078 R)
• M8: 9,789,236 km (0.028 R)
• M9: 11,256,492 km (0.062 R)
• M10: 11,504,076 km (0.049 R)
• M11: 12,465,093 km (0.069 R)
• M12: 14,472,846 km (0.098 R)
• M13: 16,132,335 km (0.099 R)
• M14: 21,200,861 km (0.113 R)
• M15: 23,635,267 km (0.083 R)
• M16: 34,842,840 km (0.071 R)
• M17: 39,767,153 km (0.06 R)
• M18: 41,212,867 km (0.114 R)
• M19: 44,670,523 km (0.046 R)
• M20: 47,992,044 km (0.091 R)
• M21: 51,814,419 km (0.092 R)
• M22: 51,985,110 km (0.111 R)
• M23: 57,280,576 km (0.115 R)
• M24: 65,680,496 km (0.04 R)
• M25: 67,697,674 km (0.084 R)

Planet 10 - Ice Giant

Semi-Major Axis: 15.53 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 911.4

Radius: 6.5

Gravity: 21.57 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 12.87 AU - 18.19 AU

Year: 25641 Days

Day: 16.6 Hours

Environment

Temp: -209 °C

Axial Tilt: 37.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 98,764,309 km

• M1: 80,932 km (0.106 R)
• M2: 287,826 km (0.097 R)
• M3: 532,269 km (0.118 R)
• M4: 1,281,455 km (0.11 R)
• M5: 1,717,084 km (0.082 R)
• M6: 2,341,356 km (0.089 R)
• M7: 2,936,157 km (0.043 R)
• M8: 3,344,859 km (0.084 R)
• M9: 3,595,136 km (0.056 R)
• M10: 3,824,170 km (0.119 R)
• M11: 4,421,664 km (0.033 R)
• M12: 7,603,013 km (0.061 R)
• M13: 11,478,944 km (0.11 R)
• M14: 13,248,387 km (0.101 R)
• M15: 13,796,963 km (0.051 R)
• M16: 15,793,197 km (0.072 R)
• M17: 18,549,388 km (0.07 R)
• M18: 22,151,256 km (0.09 R)
• M19: 22,480,072 km (0.034 R)
• M20: 23,147,578 km (0.084 R)
• M21: 24,289,309 km (0.053 R)
• M22: 25,348,462 km (0.058 R)
• M23: 32,781,980 km (0.047 R)
• M24: 35,251,691 km (0.081 R)
• M25: 35,850,382 km (0.115 R)
• M26: 38,786,838 km (0.119 R)
• M27: 39,585,392 km (0.101 R)
• M28: 45,308,857 km (0.066 R)
• M29: 46,552,015 km (0.114 R)
• M30: 48,000,272 km (0.115 R)
• M31: 55,493,181 km (0.083 R)
• M32: 64,617,005 km (0.111 R)
• M33: 72,021,052 km (0.089 R)
• M34: 72,501,710 km (0.11 R)
• M35: 73,712,855 km (0.103 R)
• M36: 75,678,421 km (0.118 R)
• M37: 77,426,772 km (0.068 R)
• M38: 82,307,552 km (0.094 R)
• M39: 87,117,123 km (0.112 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 497 - 19,780 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit