🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.71 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.84

Radius: 0.93

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 0.62 AU - 0.8 AU

Year: 220 Days

Day: 12.7 Hours

Environment

Temp: 118 °C

Axial Tilt: 29.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.14 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.84

Radius: 1.71

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 1 AU - 1.28 AU

Year: 447 Days

Day: 28.5 Hours

Environment

Temp: 18 °C

Axial Tilt: 6.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.3 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.56

Radius: 1.66

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 1.14 AU - 1.46 AU

Year: 544 Days

Day: 39.1 Hours

Environment

Temp: -12 °C

Axial Tilt: 29.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Gas Giant

Semi-Major Axis: 4.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 522.3

Radius: 10.4

Gravity: 4.83 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 4.11 AU - 5.53 AU

Year: 3885 Days

Day: 11.4 Hours

Environment

Temp: -127 °C

Axial Tilt: 26.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 54,237,289 km

• M1: 131,497 km (0.115 R)
• M2: 826,678 km (0.108 R)
• M3: 1,266,047 km (0.088 R)
• M4: 1,959,732 km (0.096 R)
• M5: 2,385,936 km (0.102 R)
• M6: 2,774,293 km (0.113 R)
• M7: 4,028,820 km (0.07 R)
• M8: 5,601,393 km (0.079 R)
• M9: 9,000,855 km (0.108 R)
• M10: 11,344,306 km (0.096 R)
• M11: 12,679,916 km (0.056 R)
• M12: 14,018,368 km (0.095 R)
• M13: 16,473,418 km (0.102 R)
• M14: 17,370,856 km (0.108 R)
• M15: 19,385,640 km (0.047 R)
• M16: 21,420,022 km (0.069 R)

Planet 5 - Gas Giant

Semi-Major Axis: 7.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 641

Radius: 9.7

Gravity: 6.81 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 6.69 AU - 8.31 AU

Year: 7540 Days

Day: 12.3 Hours

Environment

Temp: -168 °C

Axial Tilt: 7.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 54,237,289 km

• M1: 124,166 km (0.117 R)
• M2: 468,989 km (0.072 R)
• M3: 825,032 km (0.096 R)
• M4: 1,208,452 km (0.114 R)
• M5: 1,682,976 km (0.078 R)
• M6: 2,195,199 km (0.093 R)
• M7: 3,767,772 km (0.087 R)
• M8: 4,537,752 km (0.051 R)
• M9: 6,492,398 km (0.091 R)
• M10: 7,141,054 km (0.115 R)
• M11: 9,756,025 km (0.095 R)
• M12: 11,201,440 km (0.044 R)
• M13: 13,687,607 km (0.104 R)
• M14: 16,001,736 km (0.118 R)
• M15: 17,319,095 km (0.081 R)
• M16: 18,004,104 km (0.036 R)
• M17: 19,065,501 km (0.03 R)
• M18: 24,833,546 km (0.116 R)
• M19: 27,049,389 km (0.113 R)
• M20: 31,163,480 km (0.113 R)
• M21: 38,838,749 km (0.109 R)

Asteroid Belt

Center: 7.76 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 8.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 271.3

Radius: 11.3

Gravity: 2.12 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 7.23 AU - 8.79 AU

Year: 8322 Days

Day: 10 Hours

Environment

Temp: -165 °C

Axial Tilt: 24.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 54,237,289 km

• M1: 140,622 km (0.083 R)
• M2: 679,174 km (0.081 R)
• M3: 4,424,806 km (0.111 R)
• M4: 8,773,167 km (0.09 R)
• M5: 10,325,245 km (0.101 R)
• M6: 10,683,682 km (0.107 R)
• M7: 13,589,620 km (0.094 R)
• M8: 14,074,916 km (0.079 R)
• M9: 16,923,858 km (0.102 R)
• M10: 19,314,880 km (0.101 R)
• M11: 20,275,747 km (0.067 R)
• M12: 22,892,663 km (0.067 R)
• M13: 23,890,630 km (0.082 R)
• M14: 28,174,365 km (0.076 R)
• M15: 30,222,659 km (0.073 R)

Planet 7 - Gas Giant

Semi-Major Axis: 10.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 689.9

Radius: 11.3

Gravity: 5.4 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 9.62 AU - 10.82 AU

Year: 11994 Days

Day: 7.3 Hours

Environment

Temp: -169 °C

Axial Tilt: 148.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 54,237,289 km

• M1: 142,716 km (0.103 R)
• M2: 663,317 km (0.087 R)
• M3: 1,217,128 km (0.045 R)
• M4: 2,032,137 km (0.072 R)
• M5: 2,400,747 km (0.119 R)
• M6: 3,681,155 km (0.116 R)
• M7: 4,381,871 km (0.099 R)
• M8: 4,811,816 km (0.075 R)
• M9: 5,169,354 km (0.084 R)
• M10: 5,614,857 km (0.101 R)
• M11: 6,388,727 km (0.086 R)
• M12: 8,424,454 km (0.109 R)
• M13: 11,478,345 km (0.093 R)
• M14: 14,860,155 km (0.092 R)
• M15: 25,911,099 km (0.072 R)
• M16: 28,255,597 km (0.057 R)
• M17: 31,634,714 km (0.104 R)
• M18: 33,833,952 km (0.086 R)
• M19: 34,190,294 km (0.082 R)
• M20: 48,001,918 km (0.112 R)
• M21: 48,753,647 km (0.115 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: 263 - 10,773 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit