🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.83 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.39

Radius: 1.81

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 0.74 AU - 0.92 AU

Year: 276 Days

Day: 25.5 Hours

Environment

Temp: 97 °C

Axial Tilt: 48.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.97 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.02

Radius: 1.74

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 0.88 AU - 1.06 AU

Year: 349 Days

Day: 40.4 Hours

Environment

Temp: 48 °C

Axial Tilt: 12.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 52,420,943 km

• M1: 62,083 km (0.113 R)
• M2: 514,916 km (0.106 R)

Planet 3 - Terrestrial

Semi-Major Axis: 3.09 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.04

Radius: 1.33

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 2.9 AU - 3.28 AU

Year: 1984 Days

Day: 28.6 Hours

Environment

Temp: -100 °C

Axial Tilt: 15.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 52,420,943 km

• M1: 86,916 km (0.108 R)

Asteroid Belt

Center: 4.68 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 6.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 14

Radius: 8.8

Gravity: 0.18 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 5.73 AU - 6.79 AU

Year: 5721 Days

Day: 11.6 Hours

Environment

Temp: -147 °C

Axial Tilt: 31.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (4)

Outer Limit: 52,420,943 km

• M1: 109,506 km (0.075 R)
• M2: 557,701 km (0.118 R)
• M3: 2,697,848 km (0.106 R)
• M4: 5,266,294 km (0.029 R)

Planet 5 - Gas Giant

Semi-Major Axis: 7.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 180.8

Radius: 8

Gravity: 2.83 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 7.11 AU - 7.45 AU

Year: 7174 Days

Day: 12.4 Hours

Environment

Temp: -154 °C

Axial Tilt: 18.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 52,420,943 km

• M1: 99,931 km (0.085 R)
• M2: 451,636 km (0.082 R)
• M3: 1,435,541 km (0.086 R)
• M4: 2,306,201 km (0.08 R)
• M5: 2,663,740 km (0.109 R)
• M6: 2,916,710 km (0.081 R)
• M7: 4,340,433 km (0.097 R)
• M8: 5,088,721 km (0.109 R)
• M9: 6,932,964 km (0.082 R)
• M10: 7,850,298 km (0.098 R)
• M11: 8,302,682 km (0.064 R)
• M12: 10,044,300 km (0.077 R)
• M13: 11,835,585 km (0.101 R)
• M14: 13,532,175 km (0.104 R)
• M15: 14,801,812 km (0.118 R)
• M16: 15,492,505 km (0.099 R)
• M17: 15,928,134 km (0.095 R)
• M18: 18,109,869 km (0.104 R)
• M19: 19,334,627 km (0.09 R)
• M20: 21,609,412 km (0.117 R)
• M21: 22,016,618 km (0.107 R)

Planet 6 - Gas Giant

Semi-Major Axis: 9.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 799.3

Radius: 13.7

Gravity: 4.26 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 8.8 AU - 9.9 AU

Year: 10443 Days

Day: 5.7 Hours

Environment

Temp: -169 °C

Axial Tilt: 9.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 52,420,943 km

• M1: 170,392 km (0.041 R)
• M2: 706,700 km (0.104 R)
• M3: 2,277,777 km (0.065 R)
• M4: 3,194,363 km (0.034 R)
• M5: 3,635,079 km (0.12 R)
• M6: 4,286,577 km (0.082 R)
• M7: 5,014,969 km (0.079 R)
• M8: 6,149,968 km (0.1 R)
• M9: 6,798,326 km (0.087 R)
• M10: 7,619,020 km (0.113 R)
• M11: 9,020,752 km (0.096 R)
• M12: 11,863,710 km (0.096 R)
• M13: 15,395,117 km (0.108 R)
• M14: 16,592,797 km (0.109 R)
• M15: 17,400,327 km (0.072 R)
• M16: 18,856,662 km (0.066 R)
• M17: 20,810,709 km (0.047 R)
• M18: 22,896,553 km (0.052 R)
• M19: 24,175,764 km (0.1 R)
• M20: 25,213,824 km (0.084 R)
• M21: 29,665,407 km (0.108 R)
• M22: 32,528,411 km (0.086 R)
• M23: 34,733,933 km (0.081 R)
• M24: 37,911,242 km (0.067 R)
• M25: 38,926,712 km (0.101 R)
• M26: 40,483,727 km (0.069 R)
• M27: 41,277,493 km (0.079 R)
• M28: 43,033,323 km (0.104 R)

Planet 7 - Gas Giant

Semi-Major Axis: 12.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 361.8

Radius: 8.9

Gravity: 4.57 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 9.78 AU - 14.8 AU

Year: 15737 Days

Day: 8 Hours

Environment

Temp: -193 °C

Axial Tilt: 2.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 52,420,943 km

• M1: 151,393 km (0.04 R)
• M2: 452,683 km (0.074 R)
• M3: 967,898 km (0.059 R)
• M4: 1,386,473 km (0.117 R)
• M5: 2,277,478 km (0.092 R)
• M6: 4,269,673 km (0.097 R)
• M7: 5,169,205 km (0.07 R)
• M8: 8,120,920 km (0.08 R)
• M9: 11,409,680 km (0.12 R)
• M10: 14,212,845 km (0.076 R)
• M11: 15,149,627 km (0.106 R)
• M12: 15,843,611 km (0.047 R)
• M13: 16,198,607 km (0.085 R)
• M14: 20,543,976 km (0.037 R)
• M15: 22,892,813 km (0.057 R)
• M16: 24,554,695 km (0.073 R)
• M17: 25,901,675 km (0.087 R)
• M18: 26,793,278 km (0.081 R)
• M19: 27,297,273 km (0.026 R)
• M20: 29,483,646 km (0.09 R)
• M21: 32,577,031 km (0.104 R)
• M22: 37,864,717 km (0.056 R)
• M23: 49,495,503 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: 233 - 17,896 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit