🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.87 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.44

Radius: 1.43

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 0.78 AU - 0.96 AU

Year: 304 Days

Day: 15.3 Hours

Environment

Temp: 44 °C

Axial Tilt: 6.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 0.94 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.44

Radius: 1.16

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 0.9 AU - 0.98 AU

Year: 342 Days

Day: 38.4 Hours

Environment

Temp: 36 °C

Axial Tilt: 25 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.69 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.59

Radius: 1.46

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 1.39 AU - 1.99 AU

Year: 823 Days

Day: 31.6 Hours

Environment

Temp: -61 °C

Axial Tilt: 29.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 101,279,827 km

• M1: 47,423 km (0.095 R)
• M2: 311,612 km (0.097 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.93 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.78

Radius: 1.26

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 1.5 AU - 2.36 AU

Year: 1005 Days

Day: 44.4 Hours

Environment

Temp: -66 °C

Axial Tilt: 38.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.31 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.59

Radius: 1.67

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 1.78 AU - 2.84 AU

Year: 1316 Days

Day: 12.3 Hours

Environment

Temp: -90 °C

Axial Tilt: 28.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 4.17 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.75

Radius: 0.89

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 3.66 AU - 4.68 AU

Year: 3191 Days

Day: 39.7 Hours

Environment

Temp: -142 °C

Axial Tilt: 24.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.37 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 6.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 874.2

Radius: 12.7

Gravity: 5.42 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 5.67 AU - 7.47 AU

Year: 6311 Days

Day: 8.5 Hours

Environment

Temp: -152 °C

Axial Tilt: 32.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 101,279,827 km

• M1: 159,172 km (0.088 R)
• M2: 671,545 km (0.049 R)
• M3: 1,980,077 km (0.081 R)
• M4: 2,900,404 km (0.113 R)
• M5: 3,402,903 km (0.04 R)
• M6: 5,893,707 km (0.088 R)
• M7: 6,741,030 km (0.079 R)
• M8: 7,249,962 km (0.093 R)
• M9: 7,902,358 km (0.117 R)
• M10: 8,386,307 km (0.101 R)
• M11: 8,932,788 km (0.103 R)
• M12: 9,911,906 km (0.025 R)
• M13: 11,159,852 km (0.084 R)
• M14: 11,564,065 km (0.082 R)
• M15: 12,030,661 km (0.114 R)
• M16: 17,212,731 km (0.116 R)
• M17: 18,797,720 km (0.068 R)
• M18: 20,478,004 km (0.073 R)
• M19: 21,393,393 km (0.035 R)
• M20: 22,656,149 km (0.08 R)
• M21: 26,118,143 km (0.093 R)
• M22: 33,756,161 km (0.094 R)
• M23: 36,452,962 km (0.107 R)

Planet 8 - Gas Giant

Semi-Major Axis: 6.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 281.9

Radius: 13

Gravity: 1.67 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 5.25 AU - 7.89 AU

Year: 6311 Days

Day: 12.9 Hours

Environment

Temp: -154 °C

Axial Tilt: 23.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 101,279,827 km

• M1: 168,896 km (0.085 R)
• M2: 721,810 km (0.078 R)
• M3: 1,241,513 km (0.115 R)
• M4: 2,902,947 km (0.096 R)
• M5: 6,374,814 km (0.117 R)
• M6: 8,540,991 km (0.115 R)
• M7: 10,261,516 km (0.105 R)
• M8: 13,211,287 km (0.1 R)
• M9: 14,693,952 km (0.118 R)
• M10: 21,130,998 km (0.109 R)

Planet 9 - Gas Giant

Semi-Major Axis: 8.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 865.3

Radius: 12.3

Gravity: 5.72 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 7.26 AU - 8.86 AU

Year: 8575 Days

Day: 7.5 Hours

Environment

Temp: -173 °C

Axial Tilt: 31.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 101,279,827 km

• M1: 153,338 km (0.04 R)
• M2: 830,119 km (0.094 R)
• M3: 2,273,888 km (0.091 R)
• M4: 2,982,383 km (0.073 R)
• M5: 4,150,892 km (0.113 R)
• M6: 5,603,637 km (0.077 R)
• M7: 9,389,959 km (0.115 R)
• M8: 10,424,428 km (0.119 R)
• M9: 11,102,107 km (0.049 R)
• M10: 12,258,498 km (0.108 R)
• M11: 12,719,709 km (0.045 R)
• M12: 13,799,656 km (0.094 R)
• M13: 14,235,883 km (0.049 R)
• M14: 14,939,891 km (0.1 R)
• M15: 17,990,490 km (0.079 R)
• M16: 22,104,432 km (0.117 R)
• M17: 24,470,023 km (0.106 R)
• M18: 25,667,255 km (0.113 R)
• M19: 26,327,879 km (0.03 R)
• M20: 27,486,814 km (0.086 R)
• M21: 28,578,579 km (0.1 R)
• M22: 31,595,818 km (0.095 R)
• M23: 32,354,728 km (0.071 R)
• M24: 33,014,904 km (0.054 R)
• M25: 35,396,352 km (0.106 R)
• M26: 36,097,368 km (0.04 R)
• M27: 42,960,619 km (0.116 R)
• M28: 44,160,843 km (0.038 R)

Planet 10 - Ice Giant

Semi-Major Axis: 19.22 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 648.1

Radius: 6.4

Gravity: 15.82 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 17.09 AU - 21.35 AU

Year: 31576 Days

Day: 18.3 Hours

Environment

Temp: -193 °C

Axial Tilt: 34.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 101,279,827 km

• M1: 79,885 km (0.028 R)
• M2: 286,929 km (0.067 R)
• M3: 877,092 km (0.095 R)
• M4: 1,113,756 km (0.099 R)
• M5: 1,376,300 km (0.091 R)
• M6: 1,797,418 km (0.116 R)
• M7: 2,071,482 km (0.12 R)
• M8: 3,816,541 km (0.105 R)
• M9: 6,269,348 km (0.119 R)
• M10: 12,279,592 km (0.076 R)
• M11: 13,268,434 km (0.043 R)
• M12: 13,742,210 km (0.093 R)
• M13: 14,391,465 km (0.088 R)
• M14: 16,015,050 km (0.097 R)
• M15: 19,419,300 km (0.049 R)
• M16: 20,444,195 km (0.062 R)
• M17: 21,829,770 km (0.103 R)
• M18: 23,390,674 km (0.048 R)
• M19: 28,648,441 km (0.116 R)
• M20: 29,174,278 km (0.099 R)
• M21: 34,791,229 km (0.029 R)
• M22: 38,804,640 km (0.115 R)
• M23: 43,806,296 km (0.033 R)
• M24: 49,221,140 km (0.071 R)
• M25: 50,355,242 km (0.072 R)
• M26: 54,260,943 km (0.079 R)
• M27: 54,662,314 km (0.119 R)
• M28: 62,010,113 km (0.05 R)
• M29: 76,845,135 km (0.119 R)
• M30: 77,351,225 km (0.044 R)
• M31: 80,956,683 km (0.118 R)
• M32: 83,066,462 km (0.057 R)
• M33: 88,778,258 km (0.12 R)
• M34: 100,976,468 km (0.062 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 410 - 19,034 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit