🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.87 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.32

Radius: 0.63

Gravity: 0.81 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 0.76 AU - 0.98 AU

Year: 301 Days

Day: 25 Hours

Environment

Temp: 163 °C

Axial Tilt: 6.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 60,306,632 km

• M1: 76,893 km (0.063 R)
• M2: 345,571 km (0.114 R)

Planet 2 - Terrestrial

Semi-Major Axis: 3.4 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.85

Radius: 0.94

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 3.22 AU - 3.58 AU

Year: 2325 Days

Day: 36.5 Hours

Environment

Temp: -119 °C

Axial Tilt: 19.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 3.86 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.26

Radius: 1.1

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 3.23 AU - 4.49 AU

Year: 2812 Days

Day: 38.7 Hours

Environment

Temp: -117 °C

Axial Tilt: 27.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.54 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 5.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 564.8

Radius: 13.3

Gravity: 3.19 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 4.76 AU - 5.66 AU

Year: 4410 Days

Day: 8.3 Hours

Environment

Temp: -142 °C

Axial Tilt: 47.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 60,306,632 km

• M1: 165,455 km (0.104 R)
• M2: 1,045,540 km (0.095 R)
• M3: 1,476,082 km (0.116 R)
• M4: 1,897,200 km (0.107 R)
• M5: 2,507,709 km (0.09 R)
• M6: 3,009,311 km (0.116 R)
• M7: 6,243,467 km (0.031 R)
• M8: 9,466,104 km (0.098 R)
• M9: 12,539,892 km (0.102 R)
• M10: 13,118,387 km (0.052 R)
• M11: 20,513,010 km (0.088 R)
• M12: 21,316,949 km (0.1 R)
• M13: 23,855,475 km (0.119 R)
• M14: 24,371,438 km (0.115 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 13.7

Radius: 12.3

Gravity: 0.09 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 4.76 AU - 6.42 AU

Year: 4901 Days

Day: 13.5 Hours

Environment

Temp: -151 °C

Axial Tilt: 27.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 60,306,632 km

• M1: 165,306 km (0.078 R)
• M2: 1,127,070 km (0.1 R)
• M3: 1,531,733 km (0.113 R)
• M4: 2,016,878 km (0.103 R)
• M5: 3,329,600 km (0.119 R)
• M6: 5,235,626 km (0.117 R)
• M7: 6,113,167 km (0.11 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 866.8

Radius: 12.9

Gravity: 5.21 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 5.52 AU - 7.28 AU

Year: 6004 Days

Day: 9.6 Hours

Environment

Temp: -158 °C

Axial Tilt: 36.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 60,306,632 km

• M1: 160,369 km (0.107 R)
• M2: 700,716 km (0.119 R)
• M3: 1,409,960 km (0.108 R)
• M4: 1,903,334 km (0.072 R)
• M5: 3,575,688 km (0.048 R)
• M6: 4,351,802 km (0.069 R)
• M7: 4,920,124 km (0.112 R)
• M8: 5,786,296 km (0.05 R)
• M9: 6,475,194 km (0.078 R)
• M10: 12,600,778 km (0.117 R)
• M11: 13,421,323 km (0.032 R)
• M12: 13,873,407 km (0.037 R)
• M13: 14,808,095 km (0.067 R)
• M14: 15,413,218 km (0.118 R)
• M15: 18,971,104 km (0.075 R)
• M16: 20,940,710 km (0.06 R)
• M17: 21,780,852 km (0.114 R)
• M18: 24,270,160 km (0.051 R)
• M19: 28,397,565 km (0.045 R)
• M20: 30,095,052 km (0.085 R)
• M21: 31,461,479 km (0.098 R)
• M22: 36,133,870 km (0.091 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 504

Radius: 14.5

Gravity: 2.4 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 8.15 AU - 8.41 AU

Year: 8836 Days

Day: 13.3 Hours

Environment

Temp: -160 °C

Axial Tilt: 13 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 60,306,632 km

• M1: 182,360 km (0.061 R)
• M2: 701,764 km (0.066 R)
• M3: 1,167,911 km (0.11 R)
• M4: 3,628,796 km (0.109 R)
• M5: 4,539,697 km (0.12 R)
• M6: 5,138,537 km (0.111 R)
• M7: 8,244,189 km (0.07 R)
• M8: 9,051,419 km (0.084 R)
• M9: 12,652,390 km (0.08 R)
• M10: 13,727,250 km (0.091 R)
• M11: 14,197,736 km (0.061 R)
• M12: 15,358,465 km (0.065 R)
• M13: 16,981,153 km (0.079 R)
• M14: 17,592,410 km (0.11 R)
• M15: 18,501,367 km (0.052 R)
• M16: 22,210,945 km (0.067 R)
• M17: 22,696,839 km (0.079 R)
• M18: 34,945,614 km (0.083 R)

Asteroid Belt

Center: 11.54 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Ice Giant

Semi-Major Axis: 14.79 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 306.6

Radius: 6.3

Gravity: 7.72 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 12.84 AU - 16.74 AU

Year: 21094 Days

Day: 24.6 Hours

Environment

Temp: -196 °C

Axial Tilt: 36 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 60,306,632 km

• M1: 78,539 km (0.063 R)
• M2: 369,058 km (0.096 R)
• M3: 1,250,638 km (0.106 R)
• M4: 1,821,055 km (0.065 R)
• M5: 3,515,400 km (0.119 R)
• M6: 3,790,212 km (0.101 R)
• M7: 4,020,293 km (0.076 R)
• M8: 5,826,837 km (0.092 R)
• M9: 6,251,994 km (0.088 R)
• M10: 10,263,760 km (0.097 R)
• M11: 10,542,461 km (0.12 R)
• M12: 11,708,427 km (0.114 R)
• M13: 12,198,061 km (0.026 R)
• M14: 17,393,744 km (0.118 R)
• M15: 24,286,915 km (0.082 R)
• M16: 27,042,358 km (0.119 R)
• M17: 28,990,871 km (0.111 R)
• M18: 37,066,014 km (0.113 R)
• M19: 38,386,963 km (0.101 R)
• M20: 42,824,335 km (0.073 R)
• M21: 48,367,236 km (0.036 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 242 - 17,019 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit