🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.74 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.17

Radius: 1.06

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 0.59 AU - 0.89 AU

Year: 226 Days

Day: 22.4 Hours

Environment

Temp: 136 °C

Axial Tilt: 39 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.49 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.25

Radius: 0.57

Gravity: 0.77 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 1.35 AU - 1.63 AU

Year: 645 Days

Day: 38.9 Hours

Environment

Temp: -20 °C

Axial Tilt: 32.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (2)

Outer Limit: 89,798,804 km

• M1: 195,375 km (0.042 R)
• M2: 255,962 km (0.055 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.7 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.18

Radius: 0.5

Gravity: 0.72 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 1.66 AU - 1.74 AU

Year: 786 Days

Day: 13.3 Hours

Environment

Temp: -39 °C

Axial Tilt: 33.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.9 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.76

Radius: 0.9

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 2.36 AU - 3.44 AU

Year: 1752 Days

Day: 45.3 Hours

Environment

Temp: -88 °C

Axial Tilt: 22.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.74 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 6.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 99.4

Radius: 8.5

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 6.13 AU - 7.03 AU

Year: 5988 Days

Day: 5.6 Hours

Environment

Temp: -146 °C

Axial Tilt: 15.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 89,798,804 km

• M1: 106,065 km (0.065 R)
• M2: 400,623 km (0.106 R)
• M3: 888,163 km (0.047 R)
• M4: 1,169,107 km (0.097 R)
• M5: 2,060,711 km (0.046 R)
• M6: 2,383,094 km (0.119 R)
• M7: 3,648,842 km (0.12 R)
• M8: 5,674,397 km (0.104 R)
• M9: 6,745,218 km (0.096 R)
• M10: 7,761,437 km (0.085 R)
• M11: 9,179,325 km (0.077 R)
• M12: 9,524,298 km (0.074 R)
• M13: 10,461,977 km (0.098 R)
• M14: 13,030,423 km (0.054 R)
• M15: 13,510,782 km (0.058 R)
• M16: 13,777,665 km (0.059 R)
• M17: 15,405,439 km (0.104 R)
• M18: 15,745,774 km (0.095 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 566.3

Radius: 8.9

Gravity: 7.15 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 6.24 AU - 8.74 AU

Year: 7272 Days

Day: 14.4 Hours

Environment

Temp: -162 °C

Axial Tilt: 33.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 89,798,804 km

• M1: 110,702 km (0.086 R)
• M2: 432,338 km (0.101 R)
• M3: 856,747 km (0.098 R)
• M4: 1,266,047 km (0.05 R)
• M5: 1,802,804 km (0.118 R)
• M6: 2,164,382 km (0.116 R)
• M7: 2,537,928 km (0.107 R)
• M8: 3,200,198 km (0.116 R)
• M9: 4,509,628 km (0.063 R)
• M10: 5,064,636 km (0.112 R)
• M11: 6,112,120 km (0.116 R)
• M12: 7,866,754 km (0.044 R)
• M13: 10,163,231 km (0.094 R)
• M14: 10,970,311 km (0.079 R)
• M15: 11,615,676 km (0.107 R)
• M16: 13,535,466 km (0.115 R)
• M17: 14,688,865 km (0.049 R)
• M18: 16,862,971 km (0.1 R)
• M19: 18,750,148 km (0.098 R)
• M20: 19,243,073 km (0.068 R)
• M21: 21,301,839 km (0.085 R)
• M22: 23,422,090 km (0.098 R)
• M23: 23,747,764 km (0.114 R)
• M24: 25,421,465 km (0.04 R)
• M25: 26,374,853 km (0.11 R)
• M26: 29,947,549 km (0.04 R)
• M27: 31,108,728 km (0.066 R)
• M28: 33,520,544 km (0.073 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 249

Radius: 10.2

Gravity: 2.39 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 7.45 AU - 7.75 AU

Year: 7433 Days

Day: 9.8 Hours

Environment

Temp: -166 °C

Axial Tilt: 41.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 89,798,804 km

• M1: 127,607 km (0.117 R)
• M2: 518,057 km (0.119 R)
• M3: 904,170 km (0.106 R)
• M4: 1,254,528 km (0.089 R)
• M5: 1,862,045 km (0.095 R)
• M6: 2,474,798 km (0.083 R)
• M7: 3,140,508 km (0.093 R)
• M8: 3,988,279 km (0.091 R)
• M9: 4,725,348 km (0.108 R)
• M10: 5,166,662 km (0.107 R)
• M11: 6,345,493 km (0.111 R)
• M12: 6,722,180 km (0.105 R)
• M13: 7,520,883 km (0.087 R)
• M14: 7,943,198 km (0.078 R)
• M15: 8,344,270 km (0.115 R)
• M16: 9,069,072 km (0.087 R)
• M17: 9,467,002 km (0.112 R)
• M18: 10,085,739 km (0.101 R)
• M19: 10,600,056 km (0.081 R)
• M20: 10,997,239 km (0.095 R)
• M21: 12,636,831 km (0.051 R)
• M22: 14,812,583 km (0.117 R)
• M23: 15,760,285 km (0.093 R)
• M24: 18,464,117 km (0.08 R)
• M25: 19,495,744 km (0.081 R)
• M26: 22,027,987 km (0.061 R)
• M27: 22,530,636 km (0.071 R)
• M28: 23,040,914 km (0.094 R)
• M29: 25,159,370 km (0.109 R)
• M30: 26,185,910 km (0.049 R)
• M31: 26,507,247 km (0.09 R)
• M32: 27,569,990 km (0.093 R)

Planet 8 - Ice Giant

Semi-Major Axis: 17.04 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 723.3

Radius: 7.6

Gravity: 12.52 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 13.46 AU - 20.62 AU

Year: 24954 Days

Day: 16.6 Hours

Environment

Temp: -183 °C

Axial Tilt: 3.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 89,798,804 km

• M1: 94,695 km (0.101 R)
• M2: 385,364 km (0.089 R)
• M3: 671,694 km (0.097 R)
• M4: 1,171,800 km (0.085 R)
• M5: 2,127,731 km (0.095 R)
• M6: 4,385,312 km (0.117 R)
• M7: 4,712,333 km (0.111 R)
• M8: 5,665,122 km (0.041 R)
• M9: 7,176,958 km (0.082 R)
• M10: 9,647,716 km (0.117 R)
• M11: 9,891,561 km (0.056 R)
• M12: 10,519,423 km (0.088 R)
• M13: 12,134,482 km (0.092 R)
• M14: 13,075,003 km (0.045 R)
• M15: 14,219,726 km (0.088 R)
• M16: 17,148,105 km (0.109 R)
• M17: 19,762,776 km (0.119 R)
• M18: 21,370,205 km (0.062 R)
• M19: 23,499,881 km (0.116 R)
• M20: 28,801,031 km (0.061 R)
• M21: 34,137,636 km (0.106 R)
• M22: 34,420,525 km (0.104 R)
• M23: 39,008,094 km (0.114 R)
• M24: 40,570,643 km (0.072 R)
• M25: 44,154,560 km (0.099 R)
• M26: 45,167,337 km (0.077 R)
• M27: 46,195,523 km (0.064 R)
• M28: 47,239,268 km (0.089 R)
• M29: 64,189,754 km (0.028 R)
• M30: 71,552,811 km (0.059 R)

Kuiper Belt

Range: 30.9 - 53.9 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 296 - 20,181 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit