🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.7 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.31

Radius: 1.11

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 0.59 AU - 0.81 AU

Year: 217 Days

Day: 32.5 Hours

Environment

Temp: 136 °C

Axial Tilt: 9.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.98 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.5

Radius: 1.65

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 0.84 AU - 1.12 AU

Year: 360 Days

Day: 22 Hours

Environment

Temp: 11 °C

Axial Tilt: 43.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 43,418,334 km

• M1: 49,068 km (0.068 R)
• M2: 114,891 km (0.114 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.11 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.74

Radius: 0.89

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 1.1 AU - 1.12 AU

Year: 434 Days

Day: 15.8 Hours

Environment

Temp: 18 °C

Axial Tilt: 9.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.26 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.93

Radius: 1.89

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 1.1 AU - 1.42 AU

Year: 525 Days

Day: 30.1 Hours

Environment

Temp: -15 °C

Axial Tilt: 15.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 5 - Terrestrial

Semi-Major Axis: 1.3 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.23

Radius: 1.6

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 1.04 AU - 1.56 AU

Year: 550 Days

Day: 43.6 Hours

Environment

Temp: -22 °C

Axial Tilt: 24.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 43,418,334 km

• M1: 37,399 km (0.1 R)
• M2: 413,189 km (0.069 R)

Planet 6 - Terrestrial

Semi-Major Axis: 1.36 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.76

Radius: 1.25

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 1.14 AU - 1.58 AU

Year: 588 Days

Day: 20.4 Hours

Environment

Temp: -38 °C

Axial Tilt: 39.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 43,418,334 km

• M1: 65,973 km (0.09 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 309.3

Radius: 11.3

Gravity: 2.42 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 4.54 AU - 4.9 AU

Year: 3803 Days

Day: 10.5 Hours

Environment

Temp: -131 °C

Axial Tilt: 7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 43,418,334 km

• M1: 140,772 km (0.109 R)
• M2: 526,136 km (0.086 R)
• M3: 880,383 km (0.097 R)
• M4: 1,385,426 km (0.064 R)
• M5: 3,225,330 km (0.049 R)
• M6: 4,300,191 km (0.059 R)
• M7: 5,070,021 km (0.11 R)
• M8: 5,649,414 km (0.087 R)
• M9: 7,687,087 km (0.053 R)
• M10: 9,233,779 km (0.086 R)
• M11: 9,877,947 km (0.108 R)
• M12: 12,117,128 km (0.116 R)
• M13: 14,916,104 km (0.076 R)
• M14: 15,753,105 km (0.083 R)

Asteroid Belt

Center: 5.96 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 7.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 760.6

Radius: 12.5

Gravity: 4.87 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 7 AU - 7.4 AU

Year: 7165 Days

Day: 6 Hours

Environment

Temp: -161 °C

Axial Tilt: 29.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 43,418,334 km

• M1: 156,031 km (0.113 R)
• M2: 709,543 km (0.115 R)
• M3: 1,416,542 km (0.058 R)
• M4: 1,987,109 km (0.117 R)
• M5: 2,670,023 km (0.054 R)
• M6: 3,172,971 km (0.108 R)
• M7: 3,909,142 km (0.084 R)
• M8: 4,371,399 km (0.081 R)
• M9: 5,689,656 km (0.094 R)
• M10: 6,082,500 km (0.114 R)
• M11: 7,799,734 km (0.116 R)
• M12: 8,536,354 km (0.085 R)
• M13: 13,273,669 km (0.109 R)
• M14: 14,204,767 km (0.117 R)
• M15: 15,810,101 km (0.119 R)
• M16: 16,393,084 km (0.113 R)
• M17: 17,396,437 km (0.042 R)
• M18: 18,725,764 km (0.069 R)
• M19: 20,046,414 km (0.119 R)
• M20: 21,902,774 km (0.102 R)
• M21: 26,585,038 km (0.048 R)
• M22: 27,409,920 km (0.115 R)
• M23: 30,681,027 km (0.098 R)
• M24: 34,961,322 km (0.111 R)
• M25: 35,729,806 km (0.097 R)
• M26: 37,300,733 km (0.053 R)
• M27: 38,218,815 km (0.11 R)

Planet 9 - Gas Giant

Semi-Major Axis: 8.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 617.9

Radius: 13.4

Gravity: 3.44 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 7.94 AU - 8.92 AU

Year: 9077 Days

Day: 6.2 Hours

Environment

Temp: -170 °C

Axial Tilt: 12.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 43,418,334 km

• M1: 166,652 km (0.059 R)
• M2: 614,698 km (0.098 R)
• M3: 1,076,057 km (0.093 R)
• M4: 1,492,987 km (0.115 R)
• M5: 3,557,737 km (0.113 R)
• M6: 4,349,259 km (0.118 R)
• M7: 4,772,770 km (0.087 R)
• M8: 7,926,294 km (0.119 R)
• M9: 8,693,132 km (0.084 R)
• M10: 10,574,774 km (0.111 R)
• M11: 11,084,903 km (0.087 R)
• M12: 13,001,252 km (0.045 R)
• M13: 14,007,746 km (0.08 R)
• M14: 22,394,652 km (0.087 R)
• M15: 23,666,982 km (0.072 R)
• M16: 27,390,173 km (0.089 R)
• M17: 28,256,943 km (0.108 R)
• M18: 31,070,730 km (0.092 R)
• M19: 32,975,260 km (0.085 R)
• M20: 37,602,023 km (0.075 R)
• M21: 40,131,723 km (0.037 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 492 - 12,993 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit