🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.23 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.81

Radius: 1.51

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 1.08 AU - 1.38 AU

Year: 506 Days

Day: 28.7 Hours

Environment

Temp: -15 °C

Axial Tilt: 39.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 3.91 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.84

Radius: 1.28

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 3.36 AU - 4.46 AU

Year: 2867 Days

Day: 45.7 Hours

Environment

Temp: -122 °C

Axial Tilt: 9.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 32,800,687 km

• M1: 29,920 km (0.033 R)

Asteroid Belt

Center: 4.36 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 4.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 536.8

Radius: 9.6

Gravity: 5.82 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 4.58 AU - 5.04 AU

Year: 3912 Days

Day: 12.1 Hours

Environment

Temp: -145 °C

Axial Tilt: 23.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 32,800,687 km

• M1: 120,426 km (0.032 R)
• M2: 444,455 km (0.113 R)
• M3: 754,422 km (0.072 R)
• M4: 1,102,088 km (0.1 R)
• M5: 2,015,532 km (0.083 R)
• M6: 2,624,096 km (0.089 R)
• M7: 3,445,538 km (0.067 R)
• M8: 4,032,411 km (0.08 R)
• M9: 4,567,373 km (0.109 R)
• M10: 4,998,962 km (0.107 R)
• M11: 6,548,647 km (0.113 R)
• M12: 6,881,053 km (0.058 R)
• M13: 7,384,899 km (0.118 R)
• M14: 8,501,647 km (0.115 R)
• M15: 9,008,036 km (0.094 R)
• M16: 9,883,632 km (0.115 R)
• M17: 13,277,858 km (0.057 R)
• M18: 13,713,786 km (0.105 R)
• M19: 14,209,255 km (0.095 R)
• M20: 14,614,216 km (0.092 R)
• M21: 15,767,616 km (0.078 R)
• M22: 16,867,908 km (0.073 R)
• M23: 17,322,087 km (0.111 R)
• M24: 18,673,405 km (0.057 R)

Planet 4 - Gas Giant

Semi-Major Axis: 7.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 991.6

Radius: 13.8

Gravity: 5.21 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 7.48 AU - 8.24 AU

Year: 8172 Days

Day: 8.9 Hours

Environment

Temp: -175 °C

Axial Tilt: 27.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 32,800,687 km

• M1: 171,589 km (0.06 R)
• M2: 849,267 km (0.113 R)
• M3: 1,408,763 km (0.045 R)
• M4: 2,486,915 km (0.106 R)
• M5: 3,308,806 km (0.071 R)
• M6: 3,745,931 km (0.083 R)
• M7: 4,417,775 km (0.115 R)
• M8: 4,950,493 km (0.092 R)
• M9: 5,795,870 km (0.098 R)
• M10: 7,005,070 km (0.084 R)
• M11: 7,816,190 km (0.097 R)
• M12: 13,686,859 km (0.113 R)
• M13: 14,502,466 km (0.03 R)
• M14: 15,283,966 km (0.044 R)
• M15: 16,300,184 km (0.069 R)
• M16: 16,931,337 km (0.117 R)
• M17: 18,922,784 km (0.117 R)
• M18: 19,856,275 km (0.101 R)
• M19: 20,495,507 km (0.113 R)
• M20: 24,350,494 km (0.101 R)
• M21: 28,061,868 km (0.11 R)
• M22: 30,418,932 km (0.118 R)
• M23: 31,055,022 km (0.093 R)
• M24: 32,905,398 km (0.076 R)
• M25: 35,875,963 km (0.115 R)
• M26: 36,586,104 km (0.105 R)
• M27: 40,278,180 km (0.094 R)
• M28: 41,045,317 km (0.086 R)
• M29: 42,873,254 km (0.117 R)
• M30: 43,673,154 km (0.063 R)

Planet 5 - Gas Giant

Semi-Major Axis: 8.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 746.1

Radius: 14.8

Gravity: 3.41 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 8.51 AU - 8.79 AU

Year: 9435 Days

Day: 10.2 Hours

Environment

Temp: -167 °C

Axial Tilt: 33.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 32,800,687 km

• M1: 184,005 km (0.107 R)
• M2: 736,770 km (0.06 R)
• M3: 1,689,409 km (0.089 R)
• M4: 2,696,053 km (0.107 R)
• M5: 3,635,527 km (0.111 R)
• M6: 4,813,910 km (0.114 R)
• M7: 5,312,968 km (0.047 R)
• M8: 6,055,871 km (0.027 R)
• M9: 6,676,553 km (0.086 R)
• M10: 7,219,593 km (0.107 R)
• M11: 7,750,067 km (0.115 R)
• M12: 9,074,607 km (0.071 R)
• M13: 9,596,554 km (0.087 R)
• M14: 11,501,383 km (0.059 R)
• M15: 12,572,205 km (0.095 R)
• M16: 13,102,230 km (0.049 R)
• M17: 18,267,246 km (0.076 R)
• M18: 23,044,056 km (0.074 R)
• M19: 26,527,143 km (0.115 R)
• M20: 32,608,446 km (0.067 R)
• M21: 34,063,435 km (0.076 R)
• M22: 36,623,653 km (0.078 R)
• M23: 39,435,046 km (0.087 R)
• M24: 39,938,144 km (0.046 R)
• M25: 45,621,965 km (0.099 R)
• M26: 47,017,115 km (0.097 R)

Planet 6 - Ice Giant

Semi-Major Axis: 18.24 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 26.3

Radius: 3.6

Gravity: 2.03 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 17.51 AU - 18.97 AU

Year: 28890 Days

Day: 18.7 Hours

Environment

Temp: -195 °C

Axial Tilt: 29.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 32,800,687 km

• M1: 45,029 km (0.106 R)
• M2: 2,471,656 km (0.053 R)
• M3: 3,359,519 km (0.088 R)
• M4: 12,220,052 km (0.118 R)
• M5: 14,824,850 km (0.12 R)
• M6: 15,115,818 km (0.113 R)
• M7: 16,565,421 km (0.1 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 201 - 19,578 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit