🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.87 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.9

Radius: 1.29

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 0.83 AU - 0.91 AU

Year: 301 Days

Day: 41.9 Hours

Environment

Temp: 107 °C

Axial Tilt: 36.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 47,065,489 km

• M1: 140,772 km (0.085 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.91 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.19

Radius: 1.77

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 0.77 AU - 1.05 AU

Year: 322 Days

Day: 34.6 Hours

Environment

Temp: 30 °C

Axial Tilt: 28.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.44 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.52

Radius: 1.65

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 1.28 AU - 1.6 AU

Year: 641 Days

Day: 40.6 Hours

Environment

Temp: -47 °C

Axial Tilt: 21.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.57 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.57

Radius: 1.66

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 1.47 AU - 1.67 AU

Year: 730 Days

Day: 41.8 Hours

Environment

Temp: -47 °C

Axial Tilt: 48.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.17 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4

Radius: 1.74

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 2.09 AU - 2.25 AU

Year: 1185 Days

Day: 39.2 Hours

Environment

Temp: -87 °C

Axial Tilt: 17.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.88 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 5.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 87.5

Radius: 11.6

Gravity: 0.65 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 4.84 AU - 6.34 AU

Year: 4901 Days

Day: 14.4 Hours

Environment

Temp: -158 °C

Axial Tilt: 46.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 47,065,489 km

• M1: 144,362 km (0.12 R)
• M2: 387,758 km (0.069 R)
• M3: 615,146 km (0.08 R)
• M4: 930,499 km (0.034 R)
• M5: 1,326,185 km (0.041 R)
• M6: 1,714,092 km (0.104 R)
• M7: 2,102,748 km (0.119 R)
• M8: 2,570,091 km (0.076 R)
• M9: 3,441,349 km (0.102 R)
• M10: 4,350,755 km (0.063 R)
• M11: 5,058,203 km (0.108 R)
• M12: 5,674,546 km (0.098 R)
• M13: 7,281,976 km (0.099 R)
• M14: 8,064,522 km (0.114 R)
• M15: 8,616,239 km (0.045 R)
• M16: 11,471,464 km (0.069 R)
• M17: 12,778,650 km (0.115 R)
• M18: 13,109,710 km (0.068 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 676.6

Radius: 10.8

Gravity: 5.8 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 6.82 AU - 7.26 AU

Year: 6927 Days

Day: 11.4 Hours

Environment

Temp: -164 °C

Axial Tilt: 12.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 47,065,489 km

• M1: 139,724 km (0.038 R)
• M2: 609,761 km (0.038 R)
• M3: 1,436,439 km (0.061 R)
• M4: 1,936,694 km (0.034 R)
• M5: 3,032,947 km (0.097 R)
• M6: 3,575,688 km (0.107 R)
• M7: 3,947,589 km (0.077 R)
• M8: 4,363,471 km (0.08 R)
• M9: 4,960,366 km (0.078 R)
• M10: 5,596,756 km (0.113 R)
• M11: 6,424,630 km (0.096 R)
• M12: 7,019,730 km (0.037 R)
• M13: 8,048,216 km (0.06 R)
• M14: 8,395,283 km (0.087 R)
• M15: 8,749,830 km (0.103 R)
• M16: 10,281,263 km (0.059 R)
• M17: 10,594,671 km (0.062 R)
• M18: 11,317,229 km (0.035 R)
• M19: 11,522,178 km (0.099 R)
• M20: 11,895,873 km (0.077 R)
• M21: 12,106,058 km (0.082 R)
• M22: 13,053,162 km (0.109 R)
• M23: 14,310,682 km (0.049 R)
• M24: 18,277,120 km (0.053 R)
• M25: 19,600,014 km (0.097 R)
• M26: 22,674,250 km (0.044 R)
• M27: 25,664,412 km (0.098 R)
• M28: 26,660,734 km (0.103 R)
• M29: 27,420,392 km (0.114 R)
• M30: 29,432,483 km (0.118 R)
• M31: 30,297,458 km (0.038 R)
• M32: 30,836,160 km (0.059 R)
• M33: 31,447,716 km (0.073 R)
• M34: 33,108,253 km (0.077 R)
• M35: 33,883,768 km (0.118 R)
• M36: 34,453,287 km (0.109 R)
• M37: 34,811,724 km (0.026 R)

Planet 8 - Ice Giant

Semi-Major Axis: 12.4 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 247.3

Radius: 4

Gravity: 15.46 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 10.9 AU - 13.9 AU

Year: 16193 Days

Day: 15.8 Hours

Environment

Temp: -191 °C

Axial Tilt: 11.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 47,065,489 km

• M1: 54,454 km (0.035 R)
• M2: 213,476 km (0.081 R)
• M3: 389,403 km (0.041 R)
• M4: 629,059 km (0.072 R)
• M5: 1,729,202 km (0.115 R)
• M6: 1,874,312 km (0.098 R)
• M7: 3,203,638 km (0.041 R)
• M8: 3,376,424 km (0.085 R)
• M9: 3,657,219 km (0.028 R)
• M10: 5,107,870 km (0.117 R)
• M11: 5,710,899 km (0.11 R)
• M12: 6,416,851 km (0.105 R)
• M13: 8,502,096 km (0.089 R)
• M14: 9,783,252 km (0.097 R)
• M15: 10,172,057 km (0.119 R)
• M16: 11,897,967 km (0.111 R)
• M17: 14,375,607 km (0.066 R)
• M18: 14,899,350 km (0.12 R)
• M19: 17,486,944 km (0.049 R)
• M20: 18,064,392 km (0.047 R)
• M21: 18,769,596 km (0.119 R)
• M22: 20,529,765 km (0.074 R)
• M23: 24,490,518 km (0.112 R)
• M24: 24,626,203 km (0.119 R)
• M25: 27,492,648 km (0.118 R)
• M26: 29,318,041 km (0.108 R)
• M27: 30,896,747 km (0.1 R)
• M28: 34,018,556 km (0.059 R)
• M29: 39,843,897 km (0.068 R)
• M30: 40,713,659 km (0.101 R)
• M31: 44,835,828 km (0.093 R)
• M32: 45,019,534 km (0.079 R)
• M33: 46,690,094 km (0.11 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 548 - 15,634 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit