🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.67

Radius: 1.85

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 0.53 AU - 0.61 AU

Year: 161 Days

Day: 32.9 Hours

Environment

Temp: 198 °C

Axial Tilt: 43.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.82 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.2

Radius: 1.08

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 1.47 AU - 2.17 AU

Year: 920 Days

Day: 39.3 Hours

Environment

Temp: -61 °C

Axial Tilt: 28.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 42,724,364 km

• M1: 25,282 km (0.103 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.14 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.6

Radius: 0.82

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 1.95 AU - 2.33 AU

Year: 1173 Days

Day: 42.4 Hours

Environment

Temp: -85 °C

Axial Tilt: 3.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.87 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Terrestrial

Semi-Major Axis: 3.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.96

Radius: 1.9

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 3.54 AU - 3.64 AU

Year: 2549 Days

Day: 47.7 Hours

Environment

Temp: -120 °C

Axial Tilt: 13.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 42,724,364 km

• M1: 58,493 km (0.092 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 609.3

Radius: 14.9

Gravity: 2.74 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 4.75 AU - 4.95 AU

Year: 4003 Days

Day: 13 Hours

Environment

Temp: -150 °C

Axial Tilt: 46 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 42,724,364 km

• M1: 185,352 km (0.083 R)
• M2: 702,063 km (0.084 R)
• M3: 1,354,459 km (0.114 R)
• M4: 2,052,932 km (0.065 R)
• M5: 2,781,922 km (0.073 R)
• M6: 4,984,152 km (0.109 R)
• M7: 6,223,421 km (0.095 R)
• M8: 6,791,893 km (0.068 R)
• M9: 7,329,996 km (0.057 R)
• M10: 7,964,890 km (0.117 R)
• M11: 9,307,232 km (0.111 R)
• M12: 12,069,407 km (0.062 R)
• M13: 14,446,367 km (0.095 R)
• M14: 15,020,225 km (0.093 R)
• M15: 16,047,214 km (0.107 R)
• M16: 17,823,090 km (0.116 R)
• M17: 22,240,865 km (0.117 R)
• M18: 24,152,576 km (0.084 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 299.3

Radius: 12.9

Gravity: 1.8 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 7.29 AU - 7.75 AU

Year: 7728 Days

Day: 7.9 Hours

Environment

Temp: -157 °C

Axial Tilt: 29.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 42,724,364 km

• M1: 163,062 km (0.11 R)
• M2: 571,165 km (0.072 R)
• M3: 1,068,129 km (0.062 R)
• M4: 1,912,758 km (0.066 R)
• M5: 2,668,377 km (0.09 R)
• M6: 3,923,503 km (0.107 R)
• M7: 4,722,356 km (0.058 R)
• M8: 5,313,118 km (0.109 R)
• M9: 5,773,431 km (0.119 R)
• M10: 8,451,083 km (0.065 R)
• M11: 9,040,199 km (0.088 R)
• M12: 9,448,153 km (0.115 R)
• M13: 11,391,429 km (0.089 R)
• M14: 11,867,898 km (0.099 R)
• M15: 12,308,165 km (0.099 R)
• M16: 13,325,580 km (0.088 R)
• M17: 13,748,044 km (0.112 R)
• M18: 15,012,446 km (0.026 R)
• M19: 15,643,898 km (0.092 R)
• M20: 16,173,774 km (0.118 R)
• M21: 17,083,478 km (0.073 R)
• M22: 17,645,368 km (0.106 R)
• M23: 18,872,370 km (0.083 R)
• M24: 20,853,644 km (0.086 R)
• M25: 22,077,654 km (0.047 R)
• M26: 29,102,022 km (0.113 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 979.4

Radius: 10.8

Gravity: 8.4 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 7.24 AU - 7.92 AU

Year: 7820 Days

Day: 10.7 Hours

Environment

Temp: -167 °C

Axial Tilt: 20.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 42,724,364 km

• M1: 134,638 km (0.064 R)
• M2: 647,908 km (0.032 R)
• M3: 1,456,634 km (0.079 R)
• M4: 2,993,902 km (0.073 R)
• M5: 3,520,337 km (0.115 R)
• M6: 4,759,157 km (0.096 R)
• M7: 5,125,672 km (0.067 R)
• M8: 5,677,389 km (0.105 R)
• M9: 6,747,612 km (0.048 R)
• M10: 7,614,232 km (0.1 R)
• M11: 9,664,471 km (0.093 R)
• M12: 10,105,037 km (0.092 R)
• M13: 12,512,366 km (0.115 R)
• M14: 12,859,882 km (0.113 R)
• M15: 13,879,840 km (0.111 R)
• M16: 15,542,920 km (0.052 R)
• M17: 19,569,645 km (0.056 R)
• M18: 20,836,739 km (0.112 R)
• M19: 27,029,194 km (0.089 R)
• M20: 29,102,171 km (0.12 R)
• M21: 31,491,848 km (0.114 R)
• M22: 33,673,882 km (0.096 R)
• M23: 34,234,725 km (0.117 R)
• M24: 38,093,751 km (0.117 R)
• M25: 43,280,609 km (0.074 R)
• M26: 44,613,675 km (0.079 R)
• M27: 45,154,322 km (0.11 R)

Planet 8 - Gas Giant

Semi-Major Axis: 8.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 821.1

Radius: 10.6

Gravity: 7.31 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 7.15 AU - 10.39 AU

Year: 9733 Days

Day: 7.7 Hours

Environment

Temp: -163 °C

Axial Tilt: 33.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 42,724,364 km

• M1: 131,945 km (0.096 R)
• M2: 587,172 km (0.101 R)
• M3: 1,008,439 km (0.068 R)
• M4: 1,348,176 km (0.037 R)
• M5: 2,825,455 km (0.071 R)
• M6: 3,299,830 km (0.091 R)
• M7: 3,879,970 km (0.095 R)
• M8: 5,114,153 km (0.091 R)
• M9: 5,751,589 km (0.079 R)
• M10: 6,904,540 km (0.083 R)
• M11: 8,072,750 km (0.069 R)
• M12: 8,566,124 km (0.11 R)
• M13: 9,223,008 km (0.092 R)
• M14: 10,797,226 km (0.103 R)
• M15: 13,328,871 km (0.087 R)
• M16: 13,765,398 km (0.12 R)
• M17: 14,931,513 km (0.084 R)
• M18: 15,538,731 km (0.089 R)
• M19: 16,658,770 km (0.084 R)
• M20: 18,438,686 km (0.088 R)
• M21: 19,137,756 km (0.072 R)
• M22: 19,854,330 km (0.073 R)
• M23: 24,350,045 km (0.087 R)
• M24: 27,230,253 km (0.092 R)
• M25: 31,195,195 km (0.094 R)
• M26: 40,768,113 km (0.065 R)
• M27: 42,622,977 km (0.1 R)
• M28: 47,072,765 km (0.115 R)

Planet 9 - Gas Giant

Semi-Major Axis: 10.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 340.3

Radius: 8.9

Gravity: 4.3 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 7.85 AU - 12.25 AU

Year: 11939 Days

Day: 13.6 Hours

Environment

Temp: -171 °C

Axial Tilt: 9.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 42,724,364 km

• M1: 113,844 km (0.067 R)
• M2: 570,716 km (0.114 R)
• M3: 1,215,782 km (0.068 R)
• M4: 1,628,223 km (0.104 R)
• M5: 2,033,334 km (0.093 R)
• M6: 3,570,153 km (0.116 R)
• M7: 5,897,447 km (0.109 R)
• M8: 6,347,737 km (0.106 R)
• M9: 7,356,326 km (0.096 R)
• M10: 10,664,982 km (0.1 R)
• M11: 11,439,450 km (0.12 R)
• M12: 15,170,122 km (0.104 R)
• M13: 17,448,796 km (0.08 R)
• M14: 17,873,505 km (0.114 R)
• M15: 21,684,361 km (0.056 R)
• M16: 22,175,192 km (0.049 R)
• M17: 35,958,691 km (0.099 R)
• M18: 36,301,569 km (0.057 R)
• M19: 39,486,208 km (0.09 R)
• M20: 41,584,169 km (0.111 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 544 - 16,657 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit