🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.7 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.92

Radius: 1.89

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 0.64 AU - 0.76 AU

Year: 204 Days

Day: 15.8 Hours

Environment

Temp: 144 °C

Axial Tilt: 34.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.57 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.68

Radius: 1.48

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 1.38 AU - 1.76 AU

Year: 685 Days

Day: 32.1 Hours

Environment

Temp: -13 °C

Axial Tilt: 34.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (2)

Outer Limit: 48,543,533 km

• M1: 42,635 km (0.112 R)
• M2: 324,777 km (0.092 R)

Planet 3 - Terrestrial

Semi-Major Axis: 3.79 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.71

Radius: 0.87

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 3.05 AU - 4.53 AU

Year: 2570 Days

Day: 41.5 Hours

Environment

Temp: -116 °C

Axial Tilt: 8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.46 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 7.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 999.6

Radius: 12.6

Gravity: 6.3 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 6.25 AU - 8.01 AU

Year: 6630 Days

Day: 10.4 Hours

Environment

Temp: -158 °C

Axial Tilt: 17.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 48,543,533 km

• M1: 156,779 km (0.088 R)
• M2: 847,622 km (0.058 R)
• M3: 1,348,326 km (0.071 R)
• M4: 2,276,730 km (0.095 R)
• M5: 3,036,837 km (0.102 R)
• M6: 8,787,977 km (0.051 R)
• M7: 9,642,929 km (0.115 R)
• M8: 12,487,533 km (0.096 R)
• M9: 13,803,545 km (0.085 R)
• M10: 15,720,941 km (0.082 R)
• M11: 18,306,441 km (0.094 R)
• M12: 24,740,645 km (0.08 R)
• M13: 25,269,923 km (0.074 R)
• M14: 29,879,632 km (0.111 R)
• M15: 31,395,806 km (0.096 R)
• M16: 33,927,600 km (0.104 R)
• M17: 34,690,998 km (0.09 R)
• M18: 39,633,861 km (0.107 R)

Planet 5 - Gas Giant

Semi-Major Axis: 8.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 550.5

Radius: 8.7

Gravity: 7.27 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 7.6 AU - 8.48 AU

Year: 7939 Days

Day: 13.8 Hours

Environment

Temp: -164 °C

Axial Tilt: 27 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 48,543,533 km

• M1: 108,309 km (0.118 R)
• M2: 542,143 km (0.072 R)
• M3: 917,933 km (0.107 R)
• M4: 1,915,601 km (0.116 R)
• M5: 2,510,252 km (0.111 R)
• M6: 3,488,473 km (0.034 R)
• M7: 3,792,755 km (0.114 R)
• M8: 4,089,258 km (0.054 R)
• M9: 4,645,911 km (0.082 R)
• M10: 4,957,075 km (0.1 R)
• M11: 5,748,597 km (0.062 R)
• M12: 7,351,688 km (0.061 R)
• M13: 7,658,214 km (0.108 R)
• M14: 8,841,833 km (0.094 R)
• M15: 10,475,591 km (0.096 R)
• M16: 11,212,360 km (0.075 R)
• M17: 11,983,089 km (0.091 R)
• M18: 12,843,875 km (0.102 R)
• M19: 13,345,776 km (0.066 R)
• M20: 13,802,797 km (0.108 R)
• M21: 14,930,316 km (0.091 R)
• M22: 16,376,030 km (0.107 R)
• M23: 21,116,188 km (0.04 R)
• M24: 21,737,019 km (0.074 R)
• M25: 22,370,118 km (0.101 R)
• M26: 25,720,811 km (0.078 R)
• M27: 27,515,536 km (0.099 R)
• M28: 31,553,183 km (0.094 R)
• M29: 32,058,674 km (0.033 R)
• M30: 32,364,602 km (0.117 R)
• M31: 33,085,963 km (0.052 R)
• M32: 34,347,522 km (0.09 R)
• M33: 34,990,194 km (0.092 R)
• M34: 36,078,967 km (0.04 R)
• M35: 36,520,730 km (0.04 R)
• M36: 37,527,972 km (0.081 R)

Planet 6 - Gas Giant

Semi-Major Axis: 9.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 410.7

Radius: 14

Gravity: 2.1 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 8.05 AU - 10.33 AU

Year: 9702 Days

Day: 9.7 Hours

Environment

Temp: -173 °C

Axial Tilt: 1.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 48,543,533 km

• M1: 174,880 km (0.065 R)
• M2: 719,267 km (0.113 R)
• M3: 1,553,125 km (0.115 R)
• M4: 2,338,065 km (0.083 R)
• M5: 2,992,855 km (0.094 R)
• M6: 3,672,927 km (0.027 R)
• M7: 4,321,134 km (0.093 R)
• M8: 6,843,504 km (0.079 R)
• M9: 7,750,067 km (0.117 R)
• M10: 8,314,949 km (0.11 R)
• M11: 9,302,893 km (0.102 R)
• M12: 10,082,448 km (0.105 R)
• M13: 11,307,355 km (0.119 R)
• M14: 12,035,448 km (0.101 R)
• M15: 13,242,703 km (0.118 R)
• M16: 15,390,180 km (0.092 R)
• M17: 17,012,270 km (0.042 R)
• M18: 18,108,523 km (0.111 R)
• M19: 19,766,367 km (0.097 R)
• M20: 20,517,946 km (0.091 R)
• M21: 23,548,949 km (0.098 R)
• M22: 31,895,912 km (0.095 R)
• M23: 37,748,779 km (0.082 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 87.7

Radius: 10.1

Gravity: 0.86 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 6.93 AU - 11.53 AU

Year: 9766 Days

Day: 8.3 Hours

Environment

Temp: -166 °C

Axial Tilt: 0.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 48,543,533 km

• M1: 125,961 km (0.065 R)
• M2: 585,975 km (0.103 R)
• M3: 1,353,113 km (0.039 R)
• M4: 1,804,001 km (0.094 R)
• M5: 2,210,009 km (0.104 R)
• M6: 3,208,276 km (0.052 R)
• M7: 3,647,046 km (0.066 R)
• M8: 6,239,578 km (0.054 R)
• M9: 6,742,226 km (0.115 R)
• M10: 7,795,246 km (0.068 R)
• M11: 9,028,082 km (0.09 R)
• M12: 10,966,422 km (0.1 R)
• M13: 11,699,451 km (0.046 R)
• M14: 13,504,349 km (0.05 R)
• M15: 14,346,585 km (0.053 R)
• M16: 15,170,720 km (0.102 R)
• M17: 15,541,124 km (0.106 R)
• M18: 16,632,740 km (0.064 R)
• M19: 22,524,951 km (0.055 R)
• M20: 23,426,428 km (0.052 R)

Planet 8 - Ice Giant

Semi-Major Axis: 20.53 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 67.8

Radius: 5

Gravity: 2.71 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 16.36 AU - 24.7 AU

Year: 32395 Days

Day: 24.8 Hours

Environment

Temp: -198 °C

Axial Tilt: 31.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 48,543,533 km

• M1: 216,169 km (0.053 R)
• M2: 1,950,906 km (0.063 R)
• M3: 5,127,916 km (0.06 R)
• M4: 5,357,100 km (0.079 R)
• M5: 7,486,177 km (0.032 R)
• M6: 8,667,850 km (0.071 R)
• M7: 11,120,807 km (0.085 R)
• M8: 29,835,799 km (0.109 R)
• M9: 39,437,140 km (0.085 R)

Kuiper Belt

Range: 31.5 - 50.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 542 - 11,971 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit