🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.77 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.09

Radius: 1.34

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 0.77 AU - 0.77 AU

Year: 241 Days

Day: 46.4 Hours

Environment

Temp: 137 °C

Axial Tilt: 42.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 68,024,768 km

• M1: 46,824 km (0.1 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.32 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.8

Radius: 1.51

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 1.28 AU - 1.36 AU

Year: 541 Days

Day: 39.7 Hours

Environment

Temp: 6 °C

Axial Tilt: 10.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 2.02 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.44

Radius: 0.72

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 1.78 AU - 2.26 AU

Year: 1023 Days

Day: 23.8 Hours

Environment

Temp: -66 °C

Axial Tilt: 0.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.92 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 7.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 629.5

Radius: 12.1

Gravity: 4.3 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 6.93 AU - 8.69 AU

Year: 7780 Days

Day: 9.4 Hours

Environment

Temp: -155 °C

Axial Tilt: 4.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 68,024,768 km

• M1: 150,944 km (0.11 R)
• M2: 551,717 km (0.118 R)
• M3: 967,150 km (0.078 R)
• M4: 1,449,304 km (0.036 R)
• M5: 2,013,288 km (0.079 R)
• M6: 2,936,905 km (0.116 R)
• M7: 4,201,606 km (0.044 R)
• M8: 5,207,951 km (0.116 R)
• M9: 5,800,508 km (0.105 R)
• M10: 7,046,808 km (0.067 R)
• M11: 8,093,245 km (0.108 R)
• M12: 9,922,976 km (0.08 R)
• M13: 10,590,183 km (0.032 R)
• M14: 11,338,023 km (0.104 R)
• M15: 11,855,781 km (0.095 R)
• M16: 16,388,148 km (0.047 R)
• M17: 16,783,684 km (0.073 R)
• M18: 18,008,592 km (0.032 R)
• M19: 19,659,255 km (0.097 R)
• M20: 20,559,535 km (0.11 R)
• M21: 22,523,156 km (0.044 R)
• M22: 23,675,957 km (0.086 R)
• M23: 25,390,349 km (0.103 R)
• M24: 26,009,535 km (0.119 R)
• M25: 29,840,586 km (0.045 R)
• M26: 31,230,500 km (0.098 R)
• M27: 32,352,484 km (0.054 R)
• M28: 37,110,594 km (0.12 R)

Planet 5 - Gas Giant

Semi-Major Axis: 11.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 145.3

Radius: 9.3

Gravity: 1.68 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 10.87 AU - 11.43 AU

Year: 13271 Days

Day: 7.8 Hours

Environment

Temp: -172 °C

Axial Tilt: 0.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 68,024,768 km

• M1: 125,064 km (0.054 R)
• M2: 585,376 km (0.108 R)
• M3: 5,533,476 km (0.109 R)
• M4: 9,434,240 km (0.113 R)
• M5: 11,665,941 km (0.107 R)
• M6: 13,945,214 km (0.108 R)
• M7: 14,982,077 km (0.086 R)
• M8: 16,317,986 km (0.033 R)
• M9: 18,198,282 km (0.102 R)
• M10: 19,225,421 km (0.078 R)
• M11: 19,646,988 km (0.114 R)
• M12: 21,469,987 km (0.106 R)
• M13: 24,371,139 km (0.115 R)
• M14: 25,365,516 km (0.105 R)

Planet 6 - Gas Giant

Semi-Major Axis: 12.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 972.6

Radius: 14.3

Gravity: 4.76 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 12.59 AU - 12.89 AU

Year: 16209 Days

Day: 7.2 Hours

Environment

Temp: -188 °C

Axial Tilt: 39.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 68,024,768 km

• M1: 180,116 km (0.089 R)
• M2: 711,039 km (0.089 R)
• M3: 1,241,962 km (0.108 R)
• M4: 3,223,086 km (0.07 R)
• M5: 3,843,618 km (0.103 R)
• M6: 5,402,129 km (0.102 R)
• M7: 6,198,438 km (0.1 R)
• M8: 8,534,110 km (0.09 R)
• M9: 10,073,322 km (0.071 R)
• M10: 11,156,261 km (0.103 R)
• M11: 14,498,278 km (0.055 R)
• M12: 17,597,048 km (0.059 R)
• M13: 20,170,580 km (0.03 R)
• M14: 20,827,614 km (0.105 R)
• M15: 22,085,582 km (0.111 R)
• M16: 22,985,713 km (0.055 R)
• M17: 24,752,763 km (0.057 R)
• M18: 26,497,074 km (0.103 R)
• M19: 27,973,755 km (0.081 R)
• M20: 29,865,569 km (0.038 R)
• M21: 31,967,719 km (0.112 R)
• M22: 33,902,917 km (0.063 R)
• M23: 39,298,762 km (0.094 R)
• M24: 39,882,643 km (0.091 R)
• M25: 40,918,309 km (0.087 R)
• M26: 42,123,918 km (0.101 R)
• M27: 42,889,261 km (0.108 R)
• M28: 44,133,167 km (0.092 R)
• M29: 45,721,896 km (0.103 R)
• M30: 48,844,752 km (0.117 R)
• M31: 50,201,156 km (0.091 R)
• M32: 51,061,643 km (0.117 R)
• M33: 56,432,506 km (0.039 R)
• M34: 58,872,596 km (0.102 R)
• M35: 64,365,681 km (0.043 R)
• M36: 65,790,600 km (0.076 R)
• M37: 66,614,137 km (0.067 R)
• M38: 71,483,847 km (0.053 R)

Planet 7 - Ice Giant

Semi-Major Axis: 13.57 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 244.1

Radius: 7.6

Gravity: 4.23 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 10.82 AU - 16.32 AU

Year: 17818 Days

Day: 18.7 Hours

Environment

Temp: -188 °C

Axial Tilt: 16.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 68,024,768 km

• M1: 94,546 km (0.065 R)
• M2: 385,215 km (0.065 R)
• M3: 662,419 km (0.097 R)
• M4: 930,948 km (0.107 R)
• M5: 1,248,544 km (0.036 R)
• M6: 1,743,414 km (0.084 R)
• M7: 2,141,643 km (0.095 R)
• M8: 3,213,811 km (0.101 R)
• M9: 3,480,245 km (0.083 R)
• M10: 5,923,627 km (0.047 R)
• M11: 6,591,432 km (0.066 R)
• M12: 6,903,792 km (0.068 R)
• M13: 7,144,645 km (0.114 R)
• M14: 8,896,286 km (0.114 R)
• M15: 12,798,696 km (0.034 R)
• M16: 14,103,489 km (0.108 R)
• M17: 14,623,042 km (0.099 R)
• M18: 21,209,986 km (0.093 R)
• M19: 22,151,406 km (0.084 R)
• M20: 24,209,573 km (0.083 R)
• M21: 24,487,227 km (0.117 R)
• M22: 24,766,825 km (0.119 R)
• M23: 26,587,730 km (0.118 R)
• M24: 29,747,537 km (0.112 R)
• M25: 30,172,544 km (0.101 R)
• M26: 32,922,003 km (0.12 R)
• M27: 33,951,386 km (0.076 R)

Asteroid Belt

Center: 14.75 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Ice Giant

Semi-Major Axis: 15.93 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 381.2

Radius: 5.9

Gravity: 10.95 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 13.89 AU - 17.97 AU

Year: 22663 Days

Day: 18.2 Hours

Environment

Temp: -194 °C

Axial Tilt: 17.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 68,024,768 km

• M1: 92,900 km (0.103 R)
• M2: 312,061 km (0.08 R)
• M3: 561,890 km (0.11 R)
• M4: 1,085,033 km (0.058 R)
• M5: 1,295,518 km (0.112 R)
• M6: 1,730,698 km (0.096 R)
• M7: 2,887,987 km (0.038 R)
• M8: 3,350,544 km (0.116 R)
• M9: 3,543,226 km (0.097 R)
• M10: 5,822,349 km (0.067 R)
• M11: 8,465,744 km (0.091 R)
• M12: 9,627,820 km (0.102 R)
• M13: 11,378,713 km (0.105 R)
• M14: 12,070,753 km (0.064 R)
• M15: 12,394,483 km (0.098 R)
• M16: 13,747,296 km (0.101 R)
• M17: 14,677,645 km (0.094 R)
• M18: 17,064,480 km (0.111 R)
• M19: 20,328,107 km (0.045 R)
• M20: 20,786,475 km (0.075 R)
• M21: 21,439,469 km (0.112 R)
• M22: 25,754,470 km (0.113 R)
• M23: 29,667,502 km (0.119 R)
• M24: 30,257,067 km (0.106 R)
• M25: 30,854,262 km (0.045 R)
• M26: 31,095,413 km (0.099 R)
• M27: 36,185,481 km (0.033 R)
• M28: 42,247,486 km (0.081 R)
• M29: 50,273,412 km (0.095 R)
• M30: 53,332,090 km (0.055 R)
• M31: 57,966,033 km (0.113 R)
• M32: 60,004,753 km (0.101 R)
• M33: 61,326,750 km (0.099 R)
• M34: 62,668,044 km (0.081 R)
• M35: 63,054,755 km (0.081 R)

Kuiper Belt

Range: 30.8 - 49.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 267 - 18,704 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit