🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.2 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.07

Radius: 1.03

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 0.91 AU - 1.49 AU

Year: 485 Days

Day: 35.4 Hours

Environment

Temp: -6 °C

Axial Tilt: 24.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 2.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.19

Radius: 0.51

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 2.26 AU - 2.8 AU

Year: 1485 Days

Day: 32.2 Hours

Environment

Temp: -91 °C

Axial Tilt: 29.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.75 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.77

Radius: 1.5

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 2.27 AU - 3.23 AU

Year: 1683 Days

Day: 20.3 Hours

Environment

Temp: -107 °C

Axial Tilt: 20.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.35 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.35

Radius: 1.8

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 2.77 AU - 3.93 AU

Year: 2262 Days

Day: 28.2 Hours

Environment

Temp: -114 °C

Axial Tilt: 31.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.55 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 7.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 617.5

Radius: 14.9

Gravity: 2.78 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 6.8 AU - 8.7 AU

Year: 7960 Days

Day: 14.9 Hours

Environment

Temp: -161 °C

Axial Tilt: 11.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 89,015,707 km

• M1: 185,352 km (0.065 R)
• M2: 796,459 km (0.072 R)
• M3: 1,434,344 km (0.072 R)
• M4: 2,001,620 km (0.1 R)
• M5: 3,224,133 km (0.103 R)
• M6: 3,865,160 km (0.061 R)
• M7: 4,986,546 km (0.071 R)
• M8: 5,687,412 km (0.088 R)
• M9: 6,453,353 km (0.095 R)
• M10: 7,439,502 km (0.111 R)
• M11: 7,908,940 km (0.081 R)
• M12: 8,735,917 km (0.087 R)
• M13: 11,360,462 km (0.076 R)
• M14: 14,776,679 km (0.118 R)
• M15: 20,758,799 km (0.04 R)
• M16: 21,222,852 km (0.099 R)
• M17: 25,717,071 km (0.07 R)
• M18: 26,978,480 km (0.03 R)
• M19: 28,280,729 km (0.091 R)
• M20: 30,312,119 km (0.084 R)
• M21: 30,809,831 km (0.11 R)

Planet 6 - Ice Giant

Semi-Major Axis: 12.73 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 946.5

Radius: 5.4

Gravity: 32.46 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 10.64 AU - 14.82 AU

Year: 16758 Days

Day: 24.3 Hours

Environment

Temp: -191 °C

Axial Tilt: 24.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 89,015,707 km

• M1: 68,516 km (0.12 R)
• M2: 260,599 km (0.1 R)
• M3: 536,009 km (0.118 R)
• M4: 734,675 km (0.068 R)
• M5: 1,019,061 km (0.085 R)
• M6: 1,344,586 km (0.084 R)
• M7: 1,632,262 km (0.098 R)
• M8: 1,960,031 km (0.11 R)
• M9: 2,650,575 km (0.107 R)
• M10: 8,337,837 km (0.074 R)
• M11: 9,530,581 km (0.106 R)
• M12: 11,785,919 km (0.058 R)
• M13: 19,702,488 km (0.072 R)
• M14: 20,638,821 km (0.103 R)
• M15: 22,599,900 km (0.081 R)
• M16: 33,363,766 km (0.117 R)
• M17: 36,470,764 km (0.044 R)
• M18: 37,737,260 km (0.09 R)
• M19: 39,471,249 km (0.071 R)
• M20: 51,002,552 km (0.077 R)
• M21: 57,717,102 km (0.031 R)
• M22: 58,667,348 km (0.095 R)
• M23: 65,407,480 km (0.088 R)
• M24: 69,603,700 km (0.096 R)

Planet 7 - Ice Giant

Semi-Major Axis: 15.65 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 840.8

Radius: 5.5

Gravity: 27.8 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 15.6 AU - 15.7 AU

Year: 22843 Days

Day: 15.9 Hours

Environment

Temp: -193 °C

Axial Tilt: 14.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 89,015,707 km

• M1: 68,366 km (0.102 R)
• M2: 307,274 km (0.086 R)
• M3: 587,172 km (0.105 R)
• M4: 1,028,485 km (0.099 R)
• M5: 1,631,664 km (0.057 R)
• M6: 1,838,707 km (0.091 R)
• M7: 2,351,828 km (0.036 R)
• M8: 4,393,689 km (0.105 R)
• M9: 5,223,808 km (0.093 R)
• M10: 5,591,968 km (0.075 R)
• M11: 6,065,146 km (0.117 R)
• M12: 6,752,848 km (0.112 R)
• M13: 8,613,696 km (0.104 R)
• M14: 9,185,758 km (0.11 R)
• M15: 11,523,674 km (0.104 R)
• M16: 18,804,752 km (0.065 R)
• M17: 20,357,129 km (0.112 R)
• M18: 21,062,483 km (0.066 R)
• M19: 21,993,131 km (0.08 R)
• M20: 22,735,735 km (0.077 R)
• M21: 24,608,401 km (0.11 R)
• M22: 26,344,185 km (0.089 R)
• M23: 27,060,759 km (0.111 R)
• M24: 27,302,509 km (0.065 R)
• M25: 27,913,018 km (0.118 R)
• M26: 28,783,229 km (0.087 R)
• M27: 32,991,866 km (0.075 R)
• M28: 37,743,393 km (0.116 R)
• M29: 44,760,880 km (0.059 R)
• M30: 51,851,968 km (0.068 R)
• M31: 56,053,873 km (0.069 R)
• M32: 58,842,677 km (0.099 R)
• M33: 64,910,965 km (0.072 R)
• M34: 78,272,448 km (0.101 R)
• M35: 86,897,962 km (0.091 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 214 - 19,817 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit