🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.32

Radius: 1.12

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 0.4 AU - 0.66 AU

Year: 253 Days

Day: 27.1 Hours

Environment

Temp: -123 °C

Axial Tilt: 23.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 20,714,005 km

• M1: 26,180 km (0.105 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.69

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 0.62 AU - 0.7 AU

Year: 352 Days

Day: 31 Hours

Environment

Temp: -127 °C

Axial Tilt: 39.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 0.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 636.9

Radius: 13.2

Gravity: 3.66 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 0.55 AU - 0.87 AU

Year: 392 Days

Day: 6.4 Hours

Environment

Temp: -129 °C

Axial Tilt: 24.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 20,714,005 km

• M1: 164,707 km (0.081 R)
• M2: 607,367 km (0.118 R)
• M3: 1,021,604 km (0.111 R)
• M4: 1,677,142 km (0.109 R)
• M5: 2,095,118 km (0.106 R)
• M6: 2,537,180 km (0.072 R)
• M7: 3,000,036 km (0.089 R)
• M8: 3,531,258 km (0.039 R)
• M9: 3,957,761 km (0.051 R)
• M10: 4,599,237 km (0.047 R)
• M11: 5,079,745 km (0.12 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 458.7

Radius: 10.8

Gravity: 3.93 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 1.27 AU - 1.73 AU

Year: 1205 Days

Day: 10.7 Hours

Environment

Temp: -185 °C

Axial Tilt: 27.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 20,714,005 km

• M1: 134,937 km (0.095 R)
• M2: 480,957 km (0.104 R)
• M3: 835,355 km (0.083 R)
• M4: 1,786,947 km (0.105 R)
• M5: 2,731,956 km (0.071 R)
• M6: 3,918,866 km (0.074 R)
• M7: 5,560,254 km (0.111 R)
• M8: 6,012,787 km (0.107 R)
• M9: 6,357,162 km (0.075 R)
• M10: 7,470,768 km (0.028 R)
• M11: 8,655,434 km (0.075 R)
• M12: 9,293,020 km (0.101 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 640.5

Radius: 13.4

Gravity: 3.57 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 2.23 AU - 3.19 AU

Year: 2927 Days

Day: 7.7 Hours

Environment

Temp: -197 °C

Axial Tilt: 163.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 20,714,005 km

• M1: 166,652 km (0.09 R)
• M2: 687,402 km (0.113 R)
• M3: 1,300,155 km (0.117 R)
• M4: 3,447,782 km (0.099 R)
• M5: 3,902,410 km (0.085 R)
• M6: 4,333,102 km (0.117 R)
• M7: 6,554,032 km (0.06 R)
• M8: 8,812,661 km (0.116 R)
• M9: 11,058,125 km (0.086 R)
• M10: 13,662,325 km (0.113 R)
• M11: 15,206,923 km (0.093 R)
• M12: 17,188,945 km (0.076 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 101.6

Radius: 14.8

Gravity: 0.46 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 2.66 AU - 3.2 AU

Year: 3290 Days

Day: 11.9 Hours

Environment

Temp: -196 °C

Axial Tilt: 33 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 20,714,005 km

• M1: 192,233 km (0.047 R)
• M2: 712,385 km (0.093 R)
• M3: 1,365,978 km (0.081 R)
• M4: 2,176,051 km (0.114 R)
• M5: 3,701,799 km (0.09 R)
• M6: 4,835,602 km (0.088 R)
• M7: 6,281,016 km (0.071 R)
• M8: 8,607,263 km (0.114 R)
• M9: 9,306,484 km (0.112 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 146.9

Radius: 9.4

Gravity: 1.66 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 3.89 AU - 4.81 AU

Year: 5952 Days

Day: 12.2 Hours

Environment

Temp: -215 °C

Axial Tilt: 36.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 20,714,005 km

• M1: 126,111 km (0.114 R)
• M2: 790,774 km (0.079 R)
• M3: 1,198,429 km (0.065 R)
• M4: 1,612,216 km (0.091 R)
• M5: 1,931,757 km (0.107 R)
• M6: 2,307,398 km (0.092 R)
• M7: 2,825,904 km (0.054 R)
• M8: 4,476,567 km (0.038 R)
• M9: 5,309,378 km (0.079 R)
• M10: 11,043,165 km (0.078 R)
• M11: 13,362,082 km (0.096 R)
• M12: 14,012,533 km (0.043 R)
• M13: 18,198,132 km (0.069 R)

Planet 8 - Gas Giant

Semi-Major Axis: 4.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 112.6

Radius: 10.9

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 4.09 AU - 5.61 AU

Year: 7007 Days

Day: 14.6 Hours

Environment

Temp: -226 °C

Axial Tilt: 29 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 20,714,005 km

• M1: 135,536 km (0.106 R)
• M2: 611,855 km (0.077 R)
• M3: 1,365,679 km (0.115 R)
• M4: 2,035,877 km (0.107 R)
• M5: 4,006,979 km (0.03 R)
• M6: 4,647,557 km (0.029 R)
• M7: 5,159,631 km (0.07 R)
• M8: 5,918,391 km (0.104 R)
• M9: 7,720,746 km (0.073 R)
• M10: 9,457,278 km (0.052 R)
• M11: 9,826,187 km (0.112 R)
• M12: 11,193,810 km (0.116 R)
• M13: 12,072,997 km (0.118 R)
• M14: 13,362,082 km (0.103 R)
• M15: 14,207,011 km (0.097 R)
• M16: 16,848,610 km (0.107 R)
• M17: 18,975,144 km (0.11 R)
• M18: 20,406,795 km (0.068 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 501 - 18,805 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit