🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.29 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.1

Radius: 1.76

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 1.07 AU - 1.51 AU

Year: 549 Days

Day: 13.7 Hours

Environment

Temp: -34 °C

Axial Tilt: 8.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 2.34 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.53

Radius: 1.45

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 2.28 AU - 2.4 AU

Year: 1341 Days

Day: 46.9 Hours

Environment

Temp: -96 °C

Axial Tilt: 19.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.35 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 6.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 670.5

Radius: 11.7

Gravity: 4.9 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 4.86 AU - 7.86 AU

Year: 6011 Days

Day: 5.7 Hours

Environment

Temp: -163 °C

Axial Tilt: 14.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 82,542,352 km

• M1: 145,559 km (0.119 R)
• M2: 583,581 km (0.12 R)
• M3: 1,773,184 km (0.088 R)
• M4: 2,321,759 km (0.116 R)
• M5: 2,736,295 km (0.114 R)
• M6: 3,262,131 km (0.089 R)
• M7: 4,067,716 km (0.103 R)
• M8: 5,029,331 km (0.037 R)
• M9: 5,578,953 km (0.105 R)
• M10: 6,104,341 km (0.119 R)
• M11: 7,077,026 km (0.095 R)
• M12: 8,345,766 km (0.075 R)
• M13: 8,910,199 km (0.096 R)
• M14: 9,286,437 km (0.078 R)
• M15: 15,078,269 km (0.038 R)
• M16: 15,673,967 km (0.045 R)
• M17: 18,081,745 km (0.105 R)
• M18: 19,864,952 km (0.046 R)
• M19: 22,523,755 km (0.073 R)
• M20: 22,988,854 km (0.088 R)
• M21: 25,831,064 km (0.118 R)
• M22: 26,943,923 km (0.026 R)
• M23: 28,267,565 km (0.103 R)
• M24: 29,173,679 km (0.097 R)
• M25: 30,005,593 km (0.078 R)
• M26: 31,427,221 km (0.1 R)
• M27: 32,301,621 km (0.094 R)

Planet 4 - Gas Giant

Semi-Major Axis: 9.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 538

Radius: 8.3

Gravity: 7.81 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 7.96 AU - 11.56 AU

Year: 11426 Days

Day: 13.1 Hours

Environment

Temp: -172 °C

Axial Tilt: 35.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 82,542,352 km

• M1: 103,372 km (0.049 R)
• M2: 361,728 km (0.081 R)
• M3: 829,969 km (0.079 R)
• M4: 1,095,356 km (0.088 R)
• M5: 1,639,593 km (0.089 R)
• M6: 1,932,804 km (0.059 R)
• M7: 2,242,921 km (0.082 R)
• M8: 3,451,821 km (0.076 R)
• M9: 4,676,579 km (0.116 R)
• M10: 4,984,003 km (0.118 R)
• M11: 5,370,863 km (0.064 R)
• M12: 5,812,476 km (0.081 R)
• M13: 7,572,195 km (0.086 R)
• M14: 13,288,031 km (0.107 R)
• M15: 15,269,006 km (0.05 R)
• M16: 15,742,184 km (0.112 R)
• M17: 16,016,995 km (0.098 R)
• M18: 16,789,070 km (0.095 R)
• M19: 17,075,999 km (0.067 R)
• M20: 17,512,376 km (0.093 R)
• M21: 20,288,912 km (0.061 R)
• M22: 21,275,959 km (0.093 R)
• M23: 23,793,392 km (0.039 R)
• M24: 25,264,088 km (0.034 R)
• M25: 25,546,380 km (0.116 R)
• M26: 27,981,983 km (0.056 R)
• M27: 28,487,025 km (0.079 R)
• M28: 31,319,810 km (0.12 R)
• M29: 33,535,654 km (0.036 R)
• M30: 36,449,671 km (0.095 R)
• M31: 37,294,899 km (0.045 R)
• M32: 38,029,724 km (0.056 R)
• M33: 42,642,873 km (0.106 R)
• M34: 44,807,704 km (0.057 R)
• M35: 45,638,122 km (0.065 R)

Planet 5 - Ice Giant

Semi-Major Axis: 14.13 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 52.7

Radius: 4.9

Gravity: 2.19 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 12.18 AU - 16.08 AU

Year: 19904 Days

Day: 24.2 Hours

Environment

Temp: -201 °C

Axial Tilt: 15.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 82,542,352 km

• M1: 62,682 km (0.078 R)
• M2: 285,283 km (0.089 R)
• M3: 921,523 km (0.116 R)
• M4: 1,282,203 km (0.086 R)
• M5: 1,563,148 km (0.114 R)
• M6: 3,277,390 km (0.108 R)
• M7: 3,965,989 km (0.07 R)
• M8: 5,417,687 km (0.07 R)
• M9: 9,359,591 km (0.094 R)
• M10: 9,831,572 km (0.054 R)
• M11: 11,247,067 km (0.094 R)
• M12: 12,741,101 km (0.042 R)
• M13: 17,878,292 km (0.097 R)
• M14: 18,404,278 km (0.073 R)
• M15: 22,530,038 km (0.117 R)
• M16: 26,126,071 km (0.084 R)

Planet 6 - Ice Giant

Semi-Major Axis: 15.88 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 177.4

Radius: 5.4

Gravity: 6.08 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 13.61 AU - 18.15 AU

Year: 23714 Days

Day: 15.4 Hours

Environment

Temp: -191 °C

Axial Tilt: 43.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 82,542,352 km

• M1: 92,003 km (0.092 R)
• M2: 494,870 km (0.112 R)
• M3: 762,500 km (0.116 R)
• M4: 1,310,178 km (0.066 R)
• M5: 1,576,762 km (0.058 R)
• M6: 2,162,587 km (0.089 R)
• M7: 3,514,204 km (0.085 R)
• M8: 5,882,787 km (0.115 R)
• M9: 6,973,056 km (0.059 R)
• M10: 9,750,939 km (0.034 R)
• M11: 11,325,756 km (0.06 R)
• M12: 13,188,698 km (0.074 R)
• M13: 15,526,763 km (0.079 R)
• M14: 18,049,133 km (0.072 R)
• M15: 25,229,083 km (0.068 R)
• M16: 30,096,698 km (0.044 R)
• M17: 35,188,262 km (0.095 R)
• M18: 35,924,283 km (0.105 R)
• M19: 42,460,663 km (0.097 R)
• M20: 43,154,797 km (0.092 R)

Planet 7 - Ice Giant

Semi-Major Axis: 16.54 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 550.5

Radius: 3.5

Gravity: 44.94 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 12.79 AU - 20.29 AU

Year: 25208 Days

Day: 19.8 Hours

Environment

Temp: -200 °C

Axial Tilt: 31.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 82,542,352 km

• M1: 43,533 km (0.107 R)
• M2: 557,402 km (0.063 R)
• M3: 1,993,840 km (0.067 R)
• M4: 2,671,519 km (0.089 R)
• M5: 6,466,368 km (0.09 R)
• M6: 9,928,811 km (0.115 R)
• M7: 11,710,521 km (0.119 R)
• M8: 12,962,057 km (0.084 R)
• M9: 14,070,877 km (0.065 R)
• M10: 14,454,146 km (0.073 R)
• M11: 15,727,374 km (0.094 R)
• M12: 20,574,046 km (0.117 R)
• M13: 20,770,468 km (0.113 R)
• M14: 23,120,650 km (0.047 R)
• M15: 23,761,677 km (0.048 R)
• M16: 26,793,128 km (0.06 R)
• M17: 28,706,036 km (0.093 R)
• M18: 29,074,496 km (0.027 R)
• M19: 33,745,839 km (0.073 R)
• M20: 40,410,574 km (0.057 R)
• M21: 41,183,845 km (0.066 R)
• M22: 42,282,941 km (0.09 R)
• M23: 48,940,943 km (0.078 R)
• M24: 53,252,952 km (0.118 R)
• M25: 53,809,157 km (0.075 R)
• M26: 56,841,057 km (0.12 R)
• M27: 60,586,988 km (0.065 R)
• M28: 76,743,857 km (0.056 R)
• M29: 80,334,805 km (0.119 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 215 - 13,312 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit