🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.28

Radius: 1.1

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 0.44 AU - 0.66 AU

Year: 188 Days

Day: 37.9 Hours

Environment

Temp: 2 °C

Axial Tilt: 42.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 40,934,772 km

• M1: 26,778 km (0.068 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.94 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.43

Radius: 1.43

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 0.78 AU - 1.1 AU

Year: 419 Days

Day: 16.6 Hours

Environment

Temp: -61 °C

Axial Tilt: 0.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.01 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.46

Radius: 0.73

Gravity: 0.86 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 0.97 AU - 1.05 AU

Year: 467 Days

Day: 36.2 Hours

Environment

Temp: -87 °C

Axial Tilt: 16.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.07 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.89

Radius: 1.29

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 1.03 AU - 1.11 AU

Year: 509 Days

Day: 24.5 Hours

Environment

Temp: -92 °C

Axial Tilt: 23.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 1.47 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.17

Radius: 1.77

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 1.33 AU - 1.61 AU

Year: 820 Days

Day: 39.6 Hours

Environment

Temp: -101 °C

Axial Tilt: 0 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.3 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 3.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 736.5

Radius: 10.8

Gravity: 6.31 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 3.1 AU - 3.14 AU

Year: 2536 Days

Day: 7.3 Hours

Environment

Temp: -166 °C

Axial Tilt: 34.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 40,934,772 km

• M1: 134,339 km (0.115 R)
• M2: 630,854 km (0.081 R)
• M3: 1,015,919 km (0.059 R)
• M4: 1,357,002 km (0.102 R)
• M5: 1,926,821 km (0.075 R)
• M6: 2,772,348 km (0.05 R)
• M7: 3,529,163 km (0.115 R)
• M8: 5,304,740 km (0.077 R)
• M9: 5,701,025 km (0.079 R)
• M10: 8,678,023 km (0.097 R)
• M11: 9,054,860 km (0.096 R)
• M12: 10,063,898 km (0.103 R)
• M13: 10,673,210 km (0.106 R)
• M14: 13,586,778 km (0.113 R)
• M15: 14,284,053 km (0.115 R)
• M16: 14,810,488 km (0.113 R)
• M17: 16,312,002 km (0.12 R)
• M18: 17,099,785 km (0.057 R)
• M19: 18,807,893 km (0.099 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 807.6

Radius: 9.1

Gravity: 9.75 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 3.23 AU - 4.11 AU

Year: 3235 Days

Day: 12 Hours

Environment

Temp: -166 °C

Axial Tilt: 41.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 40,934,772 km

• M1: 114,742 km (0.098 R)
• M2: 454,030 km (0.07 R)
• M3: 943,663 km (0.056 R)
• M4: 1,416,393 km (0.118 R)
• M5: 2,027,949 km (0.08 R)
• M6: 2,642,646 km (0.118 R)
• M7: 3,064,213 km (0.087 R)
• M8: 3,770,614 km (0.114 R)
• M9: 4,306,624 km (0.091 R)
• M10: 5,090,965 km (0.098 R)
• M11: 5,637,895 km (0.088 R)
• M12: 7,385,348 km (0.045 R)
• M13: 8,190,184 km (0.095 R)
• M14: 8,831,361 km (0.119 R)
• M15: 9,659,834 km (0.102 R)
• M16: 11,126,192 km (0.062 R)
• M17: 12,970,734 km (0.056 R)
• M18: 13,940,577 km (0.082 R)
• M19: 14,443,375 km (0.085 R)
• M20: 15,970,021 km (0.061 R)
• M21: 16,688,241 km (0.043 R)
• M22: 17,601,386 km (0.073 R)

Planet 8 - Gas Giant

Semi-Major Axis: 4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 385.8

Radius: 12.7

Gravity: 2.39 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 3.28 AU - 4.72 AU

Year: 3681 Days

Day: 10.7 Hours

Environment

Temp: -174 °C

Axial Tilt: 42.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 40,934,772 km

• M1: 158,275 km (0.105 R)
• M2: 660,175 km (0.044 R)
• M3: 1,196,484 km (0.093 R)
• M4: 2,108,881 km (0.07 R)
• M5: 2,590,138 km (0.118 R)
• M6: 3,854,988 km (0.1 R)
• M7: 4,364,967 km (0.081 R)
• M8: 5,496,375 km (0.109 R)
• M9: 6,872,377 km (0.087 R)
• M10: 7,594,486 km (0.057 R)
• M11: 8,136,030 km (0.117 R)
• M12: 10,565,200 km (0.061 R)
• M13: 11,945,689 km (0.076 R)
• M14: 13,125,119 km (0.106 R)
• M15: 15,411,273 km (0.072 R)
• M16: 16,385,754 km (0.094 R)
• M17: 17,075,849 km (0.112 R)
• M18: 18,231,493 km (0.073 R)
• M19: 19,146,433 km (0.117 R)
• M20: 19,912,075 km (0.036 R)

Planet 9 - Gas Giant

Semi-Major Axis: 5.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 877

Radius: 12.4

Gravity: 5.7 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 5.23 AU - 6.43 AU

Year: 6478 Days

Day: 12.4 Hours

Environment

Temp: -179 °C

Axial Tilt: 21.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 40,934,772 km

• M1: 167,550 km (0.104 R)
• M2: 590,463 km (0.055 R)
• M3: 1,006,195 km (0.119 R)
• M4: 1,905,278 km (0.109 R)
• M5: 2,829,195 km (0.092 R)
• M6: 4,235,415 km (0.115 R)
• M7: 4,692,436 km (0.093 R)
• M8: 5,548,735 km (0.094 R)
• M9: 8,371,048 km (0.09 R)
• M10: 10,666,029 km (0.07 R)
• M11: 12,250,420 km (0.11 R)
• M12: 14,520,269 km (0.042 R)
• M13: 14,944,528 km (0.089 R)
• M14: 15,691,171 km (0.092 R)
• M15: 18,080,997 km (0.098 R)
• M16: 22,831,029 km (0.054 R)
• M17: 24,583,119 km (0.047 R)
• M18: 26,155,093 km (0.119 R)
• M19: 26,603,289 km (0.101 R)
• M20: 32,493,555 km (0.103 R)
• M21: 33,430,337 km (0.092 R)

Planet 10 - Gas Giant

Semi-Major Axis: 6.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 743.9

Radius: 8.4

Gravity: 10.54 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 6.17 AU - 6.77 AU

Year: 7573 Days

Day: 5.2 Hours

Environment

Temp: -189 °C

Axial Tilt: 33.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 40,934,772 km

• M1: 105,018 km (0.107 R)
• M2: 499,058 km (0.071 R)
• M3: 1,195,885 km (0.045 R)
• M4: 1,915,750 km (0.101 R)
• M5: 2,206,419 km (0.039 R)
• M6: 2,582,807 km (0.063 R)
• M7: 3,442,247 km (0.08 R)
• M8: 6,114,663 km (0.106 R)
• M9: 6,498,083 km (0.096 R)
• M10: 6,860,558 km (0.059 R)
• M11: 8,490,128 km (0.114 R)
• M12: 9,326,679 km (0.046 R)
• M13: 11,265,767 km (0.081 R)
• M14: 11,736,551 km (0.055 R)
• M15: 12,495,013 km (0.115 R)
• M16: 13,576,007 km (0.063 R)
• M17: 16,119,021 km (0.106 R)
• M18: 18,028,039 km (0.096 R)
• M19: 18,672,357 km (0.033 R)
• M20: 19,780,130 km (0.094 R)
• M21: 20,465,587 km (0.045 R)
• M22: 20,931,285 km (0.098 R)
• M23: 23,960,642 km (0.103 R)
• M24: 28,119,313 km (0.083 R)
• M25: 28,888,546 km (0.081 R)
• M26: 30,368,667 km (0.086 R)
• M27: 32,735,156 km (0.106 R)
• M28: 34,017,509 km (0.099 R)
• M29: 34,890,711 km (0.05 R)
• M30: 36,003,271 km (0.076 R)
• M31: 37,484,589 km (0.103 R)
• M32: 38,416,135 km (0.056 R)
• M33: 40,446,776 km (0.06 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 234 - 12,855 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit