🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.72 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.34

Radius: 1.12

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 0.57 AU - 0.87 AU

Year: 229 Days

Day: 41 Hours

Environment

Temp: 110 °C

Axial Tilt: 42.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.02 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.65

Radius: 0.84

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 0.92 AU - 1.12 AU

Year: 386 Days

Day: 44.8 Hours

Environment

Temp: 3 °C

Axial Tilt: 37.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 2.96 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.21

Radius: 1.78

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 2.88 AU - 3.04 AU

Year: 1908 Days

Day: 33.8 Hours

Environment

Temp: -110 °C

Axial Tilt: 33.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.02 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 5.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 589.8

Radius: 10.3

Gravity: 5.56 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 4.34 AU - 5.82 AU

Year: 4291 Days

Day: 8.9 Hours

Environment

Temp: -139 °C

Axial Tilt: 4.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 45,691,628 km

• M1: 128,953 km (0.089 R)
• M2: 1,197,381 km (0.077 R)
• M3: 1,612,665 km (0.102 R)
• M4: 2,757,089 km (0.099 R)
• M5: 3,221,141 km (0.05 R)
• M6: 3,820,730 km (0.063 R)
• M7: 4,399,374 km (0.09 R)
• M8: 7,022,423 km (0.083 R)
• M9: 8,280,392 km (0.06 R)
• M10: 11,414,617 km (0.064 R)
• M11: 13,049,123 km (0.117 R)
• M12: 13,999,070 km (0.078 R)
• M13: 16,148,941 km (0.09 R)
• M14: 17,361,581 km (0.091 R)
• M15: 20,425,644 km (0.118 R)
• M16: 20,757,303 km (0.109 R)
• M17: 22,119,990 km (0.119 R)
• M18: 22,610,821 km (0.072 R)
• M19: 24,947,390 km (0.096 R)
• M20: 25,326,471 km (0.117 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 414.3

Radius: 11.8

Gravity: 2.98 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 5.09 AU - 5.73 AU

Year: 4715 Days

Day: 9.3 Hours

Environment

Temp: -155 °C

Axial Tilt: 1.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 45,691,628 km

• M1: 146,756 km (0.089 R)
• M2: 532,718 km (0.118 R)
• M3: 1,000,361 km (0.077 R)
• M4: 1,732,643 km (0.11 R)
• M5: 2,416,006 km (0.057 R)
• M6: 2,829,644 km (0.11 R)
• M7: 3,253,454 km (0.078 R)
• M8: 4,142,066 km (0.079 R)
• M9: 5,084,233 km (0.054 R)
• M10: 6,163,881 km (0.091 R)
• M11: 7,006,566 km (0.102 R)
• M12: 12,274,056 km (0.051 R)
• M13: 13,655,593 km (0.097 R)
• M14: 15,782,127 km (0.086 R)
• M15: 16,388,447 km (0.075 R)
• M16: 16,953,029 km (0.054 R)
• M17: 19,718,795 km (0.118 R)
• M18: 21,408,502 km (0.092 R)
• M19: 22,633,559 km (0.039 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 96.3

Radius: 10.1

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 4.8 AU - 6.3 AU

Year: 4900 Days

Day: 6.1 Hours

Environment

Temp: -148 °C

Axial Tilt: 27 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 45,691,628 km

• M1: 155,582 km (0.098 R)
• M2: 657,931 km (0.096 R)
• M3: 1,079,797 km (0.074 R)
• M4: 1,700,479 km (0.102 R)
• M5: 4,522,792 km (0.096 R)
• M6: 5,283,498 km (0.102 R)
• M7: 6,427,772 km (0.109 R)
• M8: 6,977,394 km (0.087 R)
• M9: 8,110,897 km (0.101 R)
• M10: 8,721,705 km (0.053 R)
• M11: 14,586,690 km (0.066 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 900.7

Radius: 12.4

Gravity: 5.86 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 6.13 AU - 9.41 AU

Year: 8116 Days

Day: 10.7 Hours

Environment

Temp: -163 °C

Axial Tilt: 39.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 45,691,628 km

• M1: 154,235 km (0.055 R)
• M2: 973,134 km (0.068 R)
• M3: 1,646,325 km (0.09 R)
• M4: 2,574,879 km (0.087 R)
• M5: 3,576,436 km (0.1 R)
• M6: 4,113,193 km (0.119 R)
• M7: 5,034,567 km (0.036 R)
• M8: 5,610,668 km (0.061 R)
• M9: 6,018,921 km (0.094 R)
• M10: 7,127,441 km (0.104 R)
• M11: 9,554,218 km (0.092 R)
• M12: 11,165,387 km (0.06 R)
• M13: 12,035,747 km (0.077 R)
• M14: 13,245,994 km (0.078 R)
• M15: 14,034,973 km (0.112 R)
• M16: 14,599,406 km (0.081 R)
• M17: 15,706,729 km (0.116 R)
• M18: 17,941,871 km (0.079 R)
• M19: 20,381,663 km (0.096 R)
• M20: 20,943,552 km (0.117 R)
• M21: 23,121,398 km (0.114 R)
• M22: 25,631,351 km (0.083 R)
• M23: 30,140,680 km (0.057 R)
• M24: 31,186,668 km (0.118 R)
• M25: 36,311,891 km (0.036 R)
• M26: 37,138,120 km (0.112 R)
• M27: 39,692,055 km (0.087 R)
• M28: 40,442,737 km (0.059 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: 169 - 18,733 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit