🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.21

Radius: 1.37

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 0.57 AU - 0.69 AU

Year: 220 Days

Day: 30 Hours

Environment

Temp: 0 °C

Axial Tilt: 49.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 96,117,428 km

• M1: 94,396 km (0.047 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.91 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.63

Radius: 1.47

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 0.73 AU - 1.09 AU

Year: 382 Days

Day: 38.9 Hours

Environment

Temp: -44 °C

Axial Tilt: 20.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.18 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.75

Radius: 1.25

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 1.95 AU - 2.41 AU

Year: 1415 Days

Day: 37.2 Hours

Environment

Temp: -124 °C

Axial Tilt: 42 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 96,117,428 km

• M1: 1,511,088 km (0.109 R)

Asteroid Belt

Center: 3.27 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 4.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 15.7

Radius: 13.6

Gravity: 0.08 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 3.53 AU - 5.19 AU

Year: 4003 Days

Day: 14.3 Hours

Environment

Temp: -172 °C

Axial Tilt: 33.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 96,117,428 km

• M1: 169,494 km (0.083 R)
• M2: 943,663 km (0.085 R)
• M3: 1,535,772 km (0.057 R)
• M4: 2,172,011 km (0.09 R)
• M5: 3,181,348 km (0.062 R)
• M6: 5,060,148 km (0.112 R)
• M7: 5,796,170 km (0.113 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 745.9

Radius: 11.4

Gravity: 5.74 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 3.56 AU - 5.22 AU

Year: 4044 Days

Day: 12.3 Hours

Environment

Temp: -164 °C

Axial Tilt: 16.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 96,117,428 km

• M1: 141,819 km (0.119 R)
• M2: 541,095 km (0.083 R)
• M3: 1,037,461 km (0.103 R)
• M4: 1,770,192 km (0.074 R)
• M5: 2,172,311 km (0.055 R)
• M6: 2,753,050 km (0.11 R)
• M7: 3,298,035 km (0.082 R)
• M8: 6,201,281 km (0.073 R)
• M9: 7,075,979 km (0.084 R)
• M10: 9,743,758 km (0.072 R)
• M11: 10,323,001 km (0.116 R)
• M12: 13,419,079 km (0.091 R)
• M13: 14,505,010 km (0.116 R)
• M14: 14,987,911 km (0.028 R)
• M15: 15,481,435 km (0.103 R)
• M16: 21,237,213 km (0.101 R)
• M17: 21,651,300 km (0.117 R)
• M18: 22,141,083 km (0.1 R)
• M19: 23,655,313 km (0.08 R)
• M20: 24,930,784 km (0.077 R)

Planet 6 - Ice Giant

Semi-Major Axis: 12.59 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 445.4

Radius: 6.1

Gravity: 11.97 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 10.83 AU - 14.35 AU

Year: 19643 Days

Day: 20.4 Hours

Environment

Temp: -198 °C

Axial Tilt: 34.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 96,117,428 km

• M1: 77,492 km (0.046 R)
• M2: 342,280 km (0.102 R)
• M3: 1,428,809 km (0.065 R)
• M4: 1,662,481 km (0.105 R)
• M5: 1,939,836 km (0.083 R)
• M6: 2,350,631 km (0.104 R)
• M7: 4,208,188 km (0.095 R)
• M8: 8,062,278 km (0.099 R)
• M9: 9,816,014 km (0.049 R)
• M10: 10,606,938 km (0.115 R)
• M11: 12,703,402 km (0.072 R)
• M12: 17,370,706 km (0.038 R)
• M13: 19,467,470 km (0.095 R)
• M14: 24,256,696 km (0.111 R)
• M15: 25,696,875 km (0.104 R)
• M16: 28,185,136 km (0.112 R)
• M17: 37,814,153 km (0.117 R)
• M18: 40,880,012 km (0.099 R)
• M19: 41,166,791 km (0.072 R)
• M20: 47,659,488 km (0.084 R)
• M21: 61,305,507 km (0.025 R)

Planet 7 - Ice Giant

Semi-Major Axis: 14.79 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 883

Radius: 5.2

Gravity: 32.66 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 14.42 AU - 15.16 AU

Year: 25010 Days

Day: 21.3 Hours

Environment

Temp: -204 °C

Axial Tilt: 5.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 96,117,428 km

• M1: 68,516 km (0.071 R)
• M2: 266,135 km (0.071 R)
• M3: 496,216 km (0.05 R)
• M4: 672,891 km (0.106 R)
• M5: 1,583,643 km (0.105 R)
• M6: 4,890,654 km (0.065 R)
• M7: 6,636,461 km (0.052 R)
• M8: 10,037,120 km (0.114 R)
• M9: 13,726,951 km (0.093 R)
• M10: 18,420,584 km (0.074 R)
• M11: 18,805,649 km (0.11 R)
• M12: 19,196,100 km (0.05 R)
• M13: 19,993,157 km (0.101 R)
• M14: 21,653,095 km (0.102 R)
• M15: 28,824,667 km (0.096 R)
• M16: 32,588,999 km (0.054 R)
• M17: 33,721,754 km (0.056 R)
• M18: 34,442,965 km (0.115 R)
• M19: 47,783,056 km (0.116 R)
• M20: 49,799,037 km (0.1 R)
• M21: 57,403,097 km (0.12 R)
• M22: 59,679,827 km (0.082 R)
• M23: 71,260,647 km (0.1 R)
• M24: 71,971,087 km (0.086 R)
• M25: 78,326,603 km (0.058 R)
• M26: 89,366,327 km (0.096 R)
• M27: 95,829,554 km (0.118 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: 198 - 19,135 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit