🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.24

Radius: 0.57

Gravity: 0.74 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 0.59 AU - 0.59 AU

Year: 162 Days

Day: 13.8 Hours

Environment

Temp: 222 °C

Axial Tilt: 36.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.8 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.85

Radius: 1.52

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 0.7 AU - 0.9 AU

Year: 255 Days

Day: 22.6 Hours

Environment

Temp: 104 °C

Axial Tilt: 43.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 2.97 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.58

Radius: 1.84

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 2.65 AU - 3.29 AU

Year: 1824 Days

Day: 44.8 Hours

Environment

Temp: -99 °C

Axial Tilt: 6.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.23 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 5.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 616.1

Radius: 12.4

Gravity: 4.01 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 5.2 AU - 5.78 AU

Year: 4585 Days

Day: 6.6 Hours

Environment

Temp: -130 °C

Axial Tilt: 1.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 90,407,712 km

• M1: 154,235 km (0.119 R)
• M2: 566,527 km (0.083 R)
• M3: 1,317,209 km (0.096 R)
• M4: 2,181,137 km (0.069 R)
• M5: 2,834,580 km (0.079 R)
• M6: 3,635,827 km (0.082 R)
• M7: 4,227,187 km (0.042 R)
• M8: 4,656,383 km (0.071 R)
• M9: 5,167,559 km (0.112 R)
• M10: 6,212,500 km (0.09 R)
• M11: 6,962,435 km (0.113 R)
• M12: 7,529,560 km (0.089 R)
• M13: 8,019,493 km (0.074 R)
• M14: 8,568,068 km (0.116 R)
• M15: 9,822,297 km (0.106 R)
• M16: 11,330,393 km (0.089 R)
• M17: 11,834,837 km (0.086 R)
• M18: 13,642,727 km (0.101 R)
• M19: 15,128,384 km (0.101 R)
• M20: 16,196,213 km (0.09 R)
• M21: 17,434,285 km (0.112 R)
• M22: 21,666,559 km (0.093 R)
• M23: 23,758,535 km (0.093 R)
• M24: 24,968,782 km (0.113 R)
• M25: 25,589,165 km (0.114 R)

Planet 5 - Gas Giant

Semi-Major Axis: 10.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 443.2

Radius: 9.7

Gravity: 4.71 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 9.56 AU - 10.62 AU

Year: 11424 Days

Day: 8.2 Hours

Environment

Temp: -163 °C

Axial Tilt: 23.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 90,407,712 km

• M1: 128,953 km (0.058 R)
• M2: 545,135 km (0.036 R)
• M3: 1,000,211 km (0.086 R)
• M4: 1,865,485 km (0.046 R)
• M5: 2,299,918 km (0.107 R)
• M6: 2,619,608 km (0.085 R)
• M7: 4,993,876 km (0.12 R)
• M8: 5,802,752 km (0.091 R)
• M9: 6,474,147 km (0.071 R)
• M10: 8,666,055 km (0.118 R)
• M11: 9,832,021 km (0.102 R)
• M12: 11,473,109 km (0.115 R)
• M13: 11,855,033 km (0.037 R)
• M14: 13,710,794 km (0.12 R)
• M15: 14,017,320 km (0.091 R)
• M16: 18,135,600 km (0.066 R)
• M17: 19,259,679 km (0.064 R)
• M18: 20,509,120 km (0.108 R)
• M19: 21,563,486 km (0.094 R)
• M20: 25,034,605 km (0.097 R)
• M21: 26,426,913 km (0.115 R)
• M22: 27,383,441 km (0.119 R)
• M23: 29,772,968 km (0.105 R)
• M24: 34,849,123 km (0.113 R)
• M25: 35,767,056 km (0.063 R)
• M26: 36,937,061 km (0.065 R)
• M27: 39,476,634 km (0.062 R)

Planet 6 - Gas Giant

Semi-Major Axis: 10.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 33.6

Radius: 9.9

Gravity: 0.34 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 9.99 AU - 11.41 AU

Year: 12476 Days

Day: 12.7 Hours

Environment

Temp: -166 °C

Axial Tilt: 26.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 90,407,712 km

• M1: 123,119 km (0.117 R)
• M2: 462,257 km (0.09 R)
• M3: 2,710,713 km (0.111 R)
• M4: 3,729,924 km (0.099 R)
• M5: 6,562,709 km (0.047 R)
• M6: 8,752,523 km (0.082 R)
• M7: 11,932,076 km (0.076 R)
• M8: 18,971,553 km (0.032 R)

Planet 7 - Ice Giant

Semi-Major Axis: 16.34 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 829.2

Radius: 3.1

Gravity: 86.29 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 13.5 AU - 19.18 AU

Year: 23544 Days

Day: 22.6 Hours

Environment

Temp: -184 °C

Axial Tilt: 38.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 90,407,712 km

• M1: 38,596 km (0.077 R)
• M2: 610,808 km (0.107 R)
• M3: 961,914 km (0.065 R)
• M4: 1,081,742 km (0.114 R)
• M5: 1,554,621 km (0.074 R)
• M6: 1,663,828 km (0.09 R)
• M7: 2,890,081 km (0.071 R)
• M8: 4,542,240 km (0.108 R)
• M9: 4,804,186 km (0.088 R)
• M10: 5,276,466 km (0.072 R)
• M11: 5,909,415 km (0.081 R)
• M12: 6,312,581 km (0.095 R)
• M13: 6,829,891 km (0.066 R)
• M14: 7,425,889 km (0.1 R)
• M15: 12,238,901 km (0.073 R)
• M16: 12,892,344 km (0.047 R)
• M17: 15,321,066 km (0.039 R)
• M18: 16,337,733 km (0.12 R)
• M19: 18,130,664 km (0.112 R)
• M20: 18,316,763 km (0.114 R)
• M21: 19,363,799 km (0.098 R)
• M22: 22,101,290 km (0.111 R)
• M23: 23,728,317 km (0.086 R)
• M24: 24,856,135 km (0.117 R)
• M25: 25,317,196 km (0.046 R)
• M26: 26,854,763 km (0.104 R)
• M27: 34,050,570 km (0.051 R)
• M28: 45,445,440 km (0.1 R)
• M29: 53,984,187 km (0.03 R)
• M30: 54,562,831 km (0.107 R)
• M31: 59,341,885 km (0.109 R)
• M32: 62,678,366 km (0.114 R)
• M33: 79,492,718 km (0.097 R)
• M34: 83,283,678 km (0.116 R)
• M35: 84,314,557 km (0.08 R)
• M36: 86,665,038 km (0.03 R)
• M37: 87,193,269 km (0.117 R)

Kuiper Belt

Range: 30.8 - 51.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 190 - 11,703 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit