🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.87 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.57

Radius: 1.84

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 0.81 AU - 0.93 AU

Year: 307 Days

Day: 19.5 Hours

Environment

Temp: 34 °C

Axial Tilt: 1.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (2)

Outer Limit: 78,243,504 km

• M1: 412,741 km (0.069 R)
• M2: 463,005 km (0.086 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.87 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.96

Radius: 1.54

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 0.71 AU - 1.03 AU

Year: 307 Days

Day: 28.1 Hours

Environment

Temp: 36 °C

Axial Tilt: 4.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 2.92 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.03

Radius: 1.56

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 2.88 AU - 2.96 AU

Year: 1890 Days

Day: 16.5 Hours

Environment

Temp: -117 °C

Axial Tilt: 28 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Gas Giant

Semi-Major Axis: 7.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 486.9

Radius: 13.9

Gravity: 2.52 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 6.32 AU - 8.34 AU

Year: 7516 Days

Day: 6.4 Hours

Environment

Temp: -171 °C

Axial Tilt: 19.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 78,243,504 km

• M1: 172,935 km (0.1 R)
• M2: 635,342 km (0.104 R)
• M3: 1,123,031 km (0.101 R)
• M4: 1,568,234 km (0.08 R)
• M5: 2,391,472 km (0.12 R)
• M6: 3,069,449 km (0.073 R)
• M7: 3,733,963 km (0.061 R)
• M8: 4,519,052 km (0.111 R)
• M9: 5,178,181 km (0.058 R)
• M10: 5,806,941 km (0.071 R)
• M11: 6,452,755 km (0.107 R)
• M12: 7,254,300 km (0.119 R)
• M13: 8,478,759 km (0.113 R)
• M14: 9,792,527 km (0.088 R)
• M15: 10,382,242 km (0.068 R)
• M16: 11,384,996 km (0.078 R)
• M17: 13,198,422 km (0.098 R)
• M18: 13,806,387 km (0.072 R)
• M19: 21,254,716 km (0.086 R)
• M20: 23,425,830 km (0.063 R)
• M21: 24,318,031 km (0.028 R)
• M22: 25,064,824 km (0.077 R)
• M23: 26,516,971 km (0.081 R)
• M24: 31,307,094 km (0.108 R)
• M25: 35,257,825 km (0.084 R)

Planet 5 - Gas Giant

Semi-Major Axis: 8.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 728.8

Radius: 10.7

Gravity: 6.37 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 7.45 AU - 9.89 AU

Year: 9669 Days

Day: 13.3 Hours

Environment

Temp: -175 °C

Axial Tilt: 5.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 78,243,504 km

• M1: 133,142 km (0.109 R)
• M2: 933,640 km (0.039 R)
• M3: 3,718,853 km (0.104 R)
• M4: 4,309,466 km (0.089 R)
• M5: 8,512,418 km (0.09 R)
• M6: 9,587,877 km (0.109 R)
• M7: 10,387,927 km (0.116 R)
• M8: 10,963,280 km (0.091 R)
• M9: 12,007,174 km (0.09 R)
• M10: 13,788,436 km (0.065 R)
• M11: 14,483,767 km (0.114 R)
• M12: 19,625,296 km (0.106 R)
• M13: 21,831,416 km (0.1 R)
• M14: 22,343,340 km (0.068 R)
• M15: 30,270,830 km (0.111 R)
• M16: 32,427,732 km (0.098 R)
• M17: 36,445,931 km (0.113 R)
• M18: 38,388,758 km (0.12 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 442.3

Radius: 11

Gravity: 3.66 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 8.75 AU - 8.79 AU

Year: 9837 Days

Day: 14.7 Hours

Environment

Temp: -173 °C

Axial Tilt: 44.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 78,243,504 km

• M1: 137,630 km (0.103 R)
• M2: 653,443 km (0.083 R)
• M3: 1,004,849 km (0.058 R)
• M4: 1,843,195 km (0.05 R)
• M5: 2,692,163 km (0.075 R)
• M6: 4,009,223 km (0.103 R)
• M7: 4,597,143 km (0.048 R)
• M8: 6,114,364 km (0.081 R)
• M9: 8,567,320 km (0.085 R)
• M10: 9,776,221 km (0.058 R)
• M11: 10,544,556 km (0.071 R)
• M12: 11,249,311 km (0.101 R)
• M13: 18,064,691 km (0.032 R)
• M14: 18,420,883 km (0.033 R)
• M15: 20,425,944 km (0.083 R)
• M16: 21,441,564 km (0.061 R)
• M17: 22,245,353 km (0.09 R)
• M18: 22,986,012 km (0.12 R)
• M19: 23,488,810 km (0.106 R)
• M20: 25,129,450 km (0.113 R)
• M21: 32,250,758 km (0.054 R)
• M22: 36,495,897 km (0.102 R)
• M23: 37,295,497 km (0.084 R)
• M24: 37,873,693 km (0.063 R)
• M25: 38,340,438 km (0.085 R)
• M26: 40,732,508 km (0.089 R)

Planet 7 - Ice Giant

Semi-Major Axis: 16.14 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 494

Radius: 7.5

Gravity: 8.78 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 14.36 AU - 17.92 AU

Year: 24559 Days

Day: 19.9 Hours

Environment

Temp: -195 °C

Axial Tilt: 36.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 78,243,504 km

• M1: 93,199 km (0.059 R)
• M2: 612,603 km (0.094 R)
• M3: 869,912 km (0.113 R)
• M4: 1,133,653 km (0.097 R)
• M5: 1,790,537 km (0.117 R)
• M6: 2,927,331 km (0.106 R)
• M7: 3,192,119 km (0.11 R)
• M8: 5,170,252 km (0.074 R)
• M9: 7,900,264 km (0.115 R)
• M10: 12,674,680 km (0.056 R)
• M11: 12,954,128 km (0.046 R)
• M12: 13,237,916 km (0.104 R)
• M13: 14,873,020 km (0.029 R)
• M14: 15,499,536 km (0.047 R)
• M15: 18,271,734 km (0.087 R)
• M16: 19,727,770 km (0.094 R)
• M17: 21,259,503 km (0.104 R)
• M18: 25,543,687 km (0.035 R)
• M19: 27,013,785 km (0.077 R)
• M20: 29,628,756 km (0.115 R)
• M21: 29,997,963 km (0.05 R)
• M22: 30,495,077 km (0.098 R)
• M23: 34,399,282 km (0.06 R)
• M24: 36,895,024 km (0.074 R)
• M25: 41,933,929 km (0.071 R)
• M26: 42,711,538 km (0.115 R)
• M27: 43,340,598 km (0.04 R)
• M28: 66,885,956 km (0.096 R)
• M29: 67,309,168 km (0.066 R)
• M30: 68,160,829 km (0.069 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 389 - 11,829 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit