🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.77

Radius: 1.87

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 0.42 AU - 0.68 AU

Year: 153 Days

Day: 40.6 Hours

Environment

Temp: 168 °C

Axial Tilt: 25.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.79 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.58

Radius: 1.46

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 0.66 AU - 0.92 AU

Year: 263 Days

Day: 48 Hours

Environment

Temp: 96 °C

Axial Tilt: 13.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.01 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.84

Radius: 0.93

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 0.77 AU - 1.25 AU

Year: 380 Days

Day: 14.4 Hours

Environment

Temp: 14 °C

Axial Tilt: 5.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.12 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.69

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 0.94 AU - 1.3 AU

Year: 444 Days

Day: 25.6 Hours

Environment

Temp: 5 °C

Axial Tilt: 48.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 49,875,378 km

• M1: 1,125,126 km (0.103 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.03 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.75

Radius: 1.25

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 2 AU - 2.06 AU

Year: 1084 Days

Day: 27.9 Hours

Environment

Temp: -75 °C

Axial Tilt: 3.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.96 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 7.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 986.5

Radius: 10.9

Gravity: 8.3 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 6.84 AU - 8.94 AU

Year: 8305 Days

Day: 7.4 Hours

Environment

Temp: -170 °C

Axial Tilt: 8.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 49,875,378 km

• M1: 135,536 km (0.085 R)
• M2: 1,944,623 km (0.109 R)
• M3: 2,794,039 km (0.076 R)
• M4: 3,187,781 km (0.076 R)
• M5: 4,253,666 km (0.094 R)
• M6: 6,168,668 km (0.06 R)
• M7: 6,957,947 km (0.093 R)
• M8: 8,421,313 km (0.057 R)
• M9: 12,060,431 km (0.093 R)
• M10: 13,172,242 km (0.059 R)
• M11: 13,598,596 km (0.077 R)
• M12: 14,672,709 km (0.119 R)
• M13: 16,284,027 km (0.101 R)
• M14: 18,535,924 km (0.114 R)
• M15: 21,486,443 km (0.066 R)
• M16: 25,480,257 km (0.093 R)
• M17: 30,363,730 km (0.097 R)
• M18: 36,073,731 km (0.118 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 733.5

Radius: 13.3

Gravity: 4.15 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 7.44 AU - 9.66 AU

Year: 9369 Days

Day: 14.5 Hours

Environment

Temp: -173 °C

Axial Tilt: 21 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 49,875,378 km

• M1: 165,455 km (0.074 R)
• M2: 1,366,577 km (0.096 R)
• M3: 2,020,618 km (0.105 R)
• M4: 3,159,806 km (0.088 R)
• M5: 4,016,553 km (0.105 R)
• M6: 4,961,264 km (0.101 R)
• M7: 6,408,324 km (0.075 R)
• M8: 7,249,812 km (0.085 R)
• M9: 8,381,969 km (0.092 R)
• M10: 9,677,037 km (0.12 R)
• M11: 10,170,561 km (0.053 R)
• M12: 11,208,471 km (0.081 R)
• M13: 11,753,157 km (0.103 R)
• M14: 12,895,935 km (0.117 R)
• M15: 15,137,809 km (0.082 R)
• M16: 15,669,330 km (0.11 R)
• M17: 16,629,449 km (0.113 R)
• M18: 17,483,354 km (0.081 R)
• M19: 19,511,452 km (0.052 R)
• M20: 21,775,765 km (0.087 R)
• M21: 23,673,863 km (0.094 R)
• M22: 25,586,472 km (0.104 R)
• M23: 26,820,804 km (0.086 R)
• M24: 30,551,625 km (0.12 R)
• M25: 38,286,284 km (0.094 R)
• M26: 41,043,971 km (0.049 R)

Planet 8 - Gas Giant

Semi-Major Axis: 11.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 402.9

Radius: 10.2

Gravity: 3.87 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 10.03 AU - 12.15 AU

Year: 13840 Days

Day: 9.8 Hours

Environment

Temp: -185 °C

Axial Tilt: 44.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 49,875,378 km

• M1: 126,859 km (0.107 R)
• M2: 756,068 km (0.06 R)
• M3: 1,084,435 km (0.105 R)
• M4: 1,623,286 km (0.115 R)
• M5: 3,580,775 km (0.088 R)
• M6: 4,599,985 km (0.116 R)
• M7: 5,096,650 km (0.109 R)
• M8: 6,087,885 km (0.113 R)
• M9: 6,764,965 km (0.116 R)
• M10: 7,449,675 km (0.096 R)
• M11: 8,957,472 km (0.1 R)
• M12: 10,926,329 km (0.071 R)
• M13: 13,229,388 km (0.109 R)
• M14: 13,789,034 km (0.074 R)
• M15: 14,955,748 km (0.119 R)
• M16: 15,426,832 km (0.07 R)
• M17: 16,116,927 km (0.026 R)
• M18: 16,755,560 km (0.108 R)
• M19: 17,782,400 km (0.111 R)
• M20: 19,242,325 km (0.066 R)
• M21: 20,450,029 km (0.091 R)
• M22: 20,946,993 km (0.095 R)
• M23: 26,958,883 km (0.088 R)
• M24: 28,469,672 km (0.114 R)
• M25: 29,507,881 km (0.043 R)
• M26: 33,340,279 km (0.102 R)
• M27: 34,727,201 km (0.108 R)
• M28: 35,197,985 km (0.099 R)
• M29: 40,661,000 km (0.112 R)
• M30: 49,132,877 km (0.061 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 335 - 19,620 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit