🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.5 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.08

Radius: 1.57

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 0.47 AU - 0.53 AU

Year: 131 Days

Day: 19.4 Hours

Environment

Temp: 214 °C

Axial Tilt: 3.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.59

Radius: 1.67

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 0.5 AU - 0.6 AU

Year: 151 Days

Day: 15 Hours

Environment

Temp: 169 °C

Axial Tilt: 34.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 43,359,299 km

• M1: 181,612 km (0.066 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.8 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.88

Radius: 1.53

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 0.67 AU - 0.93 AU

Year: 265 Days

Day: 14.6 Hours

Environment

Temp: 137 °C

Axial Tilt: 15.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 1.02 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.02

Radius: 1.32

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 1 AU - 1.04 AU

Year: 382 Days

Day: 25.8 Hours

Environment

Temp: 23 °C

Axial Tilt: 49.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 5 - Terrestrial

Semi-Major Axis: 2.15 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.14

Radius: 1.58

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 1.97 AU - 2.33 AU

Year: 1169 Days

Day: 18.1 Hours

Environment

Temp: -71 °C

Axial Tilt: 15.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 43,359,299 km

• M1: 663,616 km (0.038 R)

Asteroid Belt

Center: 4.8 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 7.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 369.3

Radius: 11.5

Gravity: 2.79 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 6.67 AU - 8.21 AU

Year: 7526 Days

Day: 12.2 Hours

Environment

Temp: -154 °C

Axial Tilt: 22.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 43,359,299 km

• M1: 143,464 km (0.036 R)
• M2: 818,600 km (0.1 R)
• M3: 1,406,070 km (0.111 R)
• M4: 1,851,274 km (0.077 R)
• M5: 3,051,797 km (0.119 R)
• M6: 3,719,153 km (0.096 R)
• M7: 4,232,573 km (0.103 R)
• M8: 4,819,595 km (0.11 R)
• M9: 5,816,664 km (0.101 R)
• M10: 6,980,536 km (0.052 R)
• M11: 8,806,079 km (0.109 R)
• M12: 11,071,140 km (0.114 R)
• M13: 11,547,460 km (0.107 R)
• M14: 11,988,025 km (0.053 R)
• M15: 12,439,661 km (0.115 R)
• M16: 13,323,934 km (0.112 R)
• M17: 18,851,426 km (0.107 R)
• M18: 23,181,088 km (0.032 R)
• M19: 24,438,907 km (0.104 R)
• M20: 25,003,190 km (0.094 R)
• M21: 27,521,071 km (0.12 R)
• M22: 27,956,551 km (0.083 R)
• M23: 31,418,096 km (0.098 R)
• M24: 31,989,560 km (0.079 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 395

Radius: 13.9

Gravity: 2.04 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 7.06 AU - 9.62 AU

Year: 8932 Days

Day: 12 Hours

Environment

Temp: -169 °C

Axial Tilt: 123.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 43,359,299 km

• M1: 175,777 km (0.105 R)
• M2: 669,450 km (0.104 R)
• M3: 1,532,929 km (0.041 R)
• M4: 2,023,311 km (0.108 R)
• M5: 2,459,987 km (0.093 R)
• M6: 3,804,723 km (0.078 R)
• M7: 4,400,721 km (0.061 R)
• M8: 7,321,769 km (0.081 R)
• M9: 7,814,245 km (0.109 R)
• M10: 8,532,614 km (0.066 R)
• M11: 9,692,596 km (0.114 R)
• M12: 10,665,431 km (0.096 R)
• M13: 11,299,726 km (0.073 R)
• M14: 12,010,764 km (0.05 R)
• M15: 13,805,490 km (0.119 R)
• M16: 16,276,697 km (0.062 R)
• M17: 18,057,211 km (0.091 R)
• M18: 23,598,915 km (0.109 R)
• M19: 25,186,148 km (0.088 R)
• M20: 27,022,163 km (0.092 R)
• M21: 28,018,634 km (0.053 R)
• M22: 29,227,834 km (0.111 R)
• M23: 31,254,137 km (0.1 R)
• M24: 34,414,392 km (0.096 R)
• M25: 35,049,884 km (0.07 R)

Planet 8 - Gas Giant

Semi-Major Axis: 8.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 510.8

Radius: 11.3

Gravity: 4 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 7.35 AU - 10.59 AU

Year: 9963 Days

Day: 14.6 Hours

Environment

Temp: -176 °C

Axial Tilt: 35.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 43,359,299 km

• M1: 141,220 km (0.074 R)
• M2: 502,050 km (0.102 R)
• M3: 1,029,533 km (0.075 R)
• M4: 3,141,106 km (0.109 R)
• M5: 4,105,115 km (0.092 R)
• M6: 4,831,114 km (0.05 R)
• M7: 5,382,382 km (0.109 R)
• M8: 6,323,203 km (0.06 R)
• M9: 7,252,954 km (0.044 R)
• M10: 7,609,146 km (0.116 R)
• M11: 8,060,333 km (0.12 R)
• M12: 9,016,712 km (0.05 R)
• M13: 10,095,762 km (0.101 R)
• M14: 10,692,059 km (0.096 R)
• M15: 12,341,226 km (0.12 R)
• M16: 12,736,015 km (0.069 R)
• M17: 14,338,358 km (0.045 R)
• M18: 20,729,029 km (0.117 R)
• M19: 22,770,142 km (0.101 R)
• M20: 26,031,974 km (0.083 R)
• M21: 27,153,360 km (0.11 R)
• M22: 31,646,981 km (0.106 R)
• M23: 32,816,387 km (0.109 R)
• M24: 43,229,745 km (0.119 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 448 - 14,644 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit