🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.84 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.29

Radius: 1.39

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 0.82 AU - 0.86 AU

Year: 269 Days

Day: 41.7 Hours

Environment

Temp: 121 °C

Axial Tilt: 40 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 87,228,929 km

• M1: 553,512 km (0.093 R)

Planet 2 - Terrestrial

Semi-Major Axis: 3.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.74

Radius: 1.5

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 2.8 AU - 4.4 AU

Year: 2390 Days

Day: 12.5 Hours

Environment

Temp: -95 °C

Axial Tilt: 27.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 5.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 756.8

Radius: 14.3

Gravity: 3.7 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 5.45 AU - 5.71 AU

Year: 4611 Days

Day: 8.6 Hours

Environment

Temp: -126 °C

Axial Tilt: 27.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 87,228,929 km

• M1: 178,171 km (0.109 R)
• M2: 642,672 km (0.026 R)
• M3: 1,132,157 km (0.117 R)
• M4: 1,881,792 km (0.118 R)
• M5: 2,499,032 km (0.037 R)
• M6: 3,852,744 km (0.083 R)
• M7: 5,122,680 km (0.072 R)
• M8: 5,796,020 km (0.049 R)
• M9: 7,848,503 km (0.084 R)
• M10: 9,019,854 km (0.042 R)
• M11: 10,304,900 km (0.053 R)
• M12: 11,059,771 km (0.119 R)
• M13: 12,930,941 km (0.07 R)
• M14: 14,617,657 km (0.06 R)
• M15: 16,566,019 km (0.113 R)
• M16: 17,727,348 km (0.1 R)
• M17: 19,271,198 km (0.086 R)
• M18: 20,903,161 km (0.076 R)
• M19: 25,944,908 km (0.111 R)
• M20: 28,017,587 km (0.082 R)
• M21: 29,488,583 km (0.038 R)

Asteroid Belt

Center: 6.22 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 6.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 877.6

Radius: 8.8

Gravity: 11.33 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 5.53 AU - 8.17 AU

Year: 6272 Days

Day: 13.6 Hours

Environment

Temp: -154 °C

Axial Tilt: 25.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 87,228,929 km

• M1: 109,655 km (0.054 R)
• M2: 747,541 km (0.099 R)
• M3: 1,157,140 km (0.054 R)
• M4: 2,036,027 km (0.108 R)
• M5: 2,400,597 km (0.043 R)
• M6: 2,692,762 km (0.118 R)
• M7: 3,393,927 km (0.074 R)
• M8: 3,787,668 km (0.084 R)
• M9: 4,448,741 km (0.099 R)
• M10: 5,066,431 km (0.1 R)
• M11: 6,541,765 km (0.072 R)
• M12: 7,763,381 km (0.087 R)
• M13: 8,041,035 km (0.045 R)
• M14: 8,658,276 km (0.088 R)
• M15: 9,665,668 km (0.051 R)
• M16: 10,363,392 km (0.062 R)
• M17: 10,945,627 km (0.106 R)
• M18: 11,244,674 km (0.034 R)
• M19: 11,755,401 km (0.033 R)
• M20: 13,608,320 km (0.075 R)
• M21: 13,954,340 km (0.116 R)
• M22: 19,293,338 km (0.111 R)
• M23: 21,389,803 km (0.075 R)
• M24: 22,492,937 km (0.066 R)
• M25: 25,156,378 km (0.07 R)
• M26: 26,118,442 km (0.075 R)
• M27: 26,923,727 km (0.068 R)
• M28: 29,151,987 km (0.112 R)
• M29: 29,631,299 km (0.09 R)
• M30: 37,917,824 km (0.101 R)

Asteroid Belt

Center: 7.37 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 7.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 205.7

Radius: 9.3

Gravity: 2.38 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 6.37 AU - 9.41 AU

Year: 7753 Days

Day: 6.6 Hours

Environment

Temp: -156 °C

Axial Tilt: 31.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 87,228,929 km

• M1: 117,135 km (0.025 R)
• M2: 658,530 km (0.061 R)
• M3: 1,157,289 km (0.062 R)
• M4: 1,655,001 km (0.08 R)
• M5: 1,961,228 km (0.088 R)
• M6: 3,467,230 km (0.108 R)
• M7: 4,410,594 km (0.103 R)
• M8: 5,571,623 km (0.105 R)
• M9: 7,661,057 km (0.088 R)
• M10: 8,785,733 km (0.096 R)
• M11: 10,352,472 km (0.035 R)
• M12: 10,782,566 km (0.119 R)
• M13: 16,390,691 km (0.052 R)
• M14: 19,977,300 km (0.117 R)
• M15: 20,309,108 km (0.087 R)
• M16: 22,235,330 km (0.097 R)
• M17: 23,169,868 km (0.071 R)
• M18: 25,271,269 km (0.098 R)
• M19: 27,090,080 km (0.057 R)

Planet 6 - Gas Giant

Semi-Major Axis: 10.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 479.6

Radius: 11.1

Gravity: 3.89 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 9.6 AU - 10.82 AU

Year: 11413 Days

Day: 5.2 Hours

Environment

Temp: -160 °C

Axial Tilt: 7.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 87,228,929 km

• M1: 141,520 km (0.065 R)
• M2: 645,066 km (0.11 R)
• M3: 1,050,327 km (0.11 R)
• M4: 3,126,446 km (0.098 R)
• M5: 5,491,139 km (0.036 R)
• M6: 6,142,339 km (0.114 R)
• M7: 6,692,410 km (0.079 R)
• M8: 7,355,129 km (0.098 R)
• M9: 8,018,446 km (0.073 R)
• M10: 9,369,165 km (0.059 R)
• M11: 10,503,267 km (0.092 R)
• M12: 11,077,124 km (0.03 R)
• M13: 11,726,827 km (0.049 R)
• M14: 12,807,223 km (0.092 R)
• M15: 18,615,809 km (0.07 R)
• M16: 24,768,321 km (0.119 R)
• M17: 25,319,739 km (0.081 R)
• M18: 32,154,417 km (0.066 R)
• M19: 32,590,943 km (0.062 R)
• M20: 38,265,191 km (0.107 R)
• M21: 40,631,829 km (0.094 R)

Planet 7 - Ice Giant

Semi-Major Axis: 15.16 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 968.1

Radius: 7.2

Gravity: 18.67 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 12.33 AU - 17.99 AU

Year: 20650 Days

Day: 22.4 Hours

Environment

Temp: -190 °C

Axial Tilt: 21.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 87,228,929 km

• M1: 110,254 km (0.038 R)
• M2: 473,926 km (0.115 R)
• M3: 715,975 km (0.094 R)
• M4: 1,004,849 km (0.093 R)
• M5: 1,804,749 km (0.111 R)
• M6: 2,281,368 km (0.103 R)
• M7: 3,605,907 km (0.083 R)
• M8: 5,500,863 km (0.11 R)
• M9: 6,095,216 km (0.082 R)
• M10: 6,778,878 km (0.068 R)
• M11: 8,352,049 km (0.115 R)
• M12: 8,626,711 km (0.113 R)
• M13: 9,310,971 km (0.103 R)
• M14: 9,606,427 km (0.116 R)
• M15: 10,467,513 km (0.091 R)
• M16: 11,245,422 km (0.072 R)
• M17: 13,062,587 km (0.027 R)
• M18: 19,290,645 km (0.113 R)
• M19: 19,965,930 km (0.099 R)
• M20: 22,612,915 km (0.095 R)
• M21: 26,180,675 km (0.113 R)
• M22: 29,978,366 km (0.115 R)
• M23: 34,548,581 km (0.108 R)
• M24: 36,266,413 km (0.08 R)
• M25: 49,197,803 km (0.092 R)
• M26: 51,737,376 km (0.114 R)
• M27: 57,471,164 km (0.108 R)
• M28: 61,106,841 km (0.105 R)
• M29: 62,352,093 km (0.056 R)
• M30: 67,062,781 km (0.102 R)
• M31: 72,466,106 km (0.027 R)
• M32: 76,225,201 km (0.107 R)

Kuiper Belt

Range: 31.4 - 59.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 390 - 12,835 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit