🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.42

Radius: 1.15

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 0.58 AU - 0.68 AU

Year: 176 Days

Day: 25.6 Hours

Environment

Temp: 197 °C

Axial Tilt: 33 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.37 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.47

Radius: 1.82

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 1.11 AU - 1.63 AU

Year: 564 Days

Day: 24.2 Hours

Environment

Temp: 15 °C

Axial Tilt: 14.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Asteroid Belt

Center: 1.63 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Terrestrial

Semi-Major Axis: 1.88 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.49

Radius: 0.75

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 1.83 AU - 1.93 AU

Year: 906 Days

Day: 47.5 Hours

Environment

Temp: -43 °C

Axial Tilt: 27.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 4.2 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.11

Radius: 1.04

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 4.03 AU - 4.37 AU

Year: 3025 Days

Day: 36.7 Hours

Environment

Temp: -122 °C

Axial Tilt: 41.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.11 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 8.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 178.8

Radius: 12.3

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 6.3 AU - 9.72 AU

Year: 7968 Days

Day: 13.9 Hours

Environment

Temp: -160 °C

Axial Tilt: 38.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 55,140,991 km

• M1: 153,039 km (0.11 R)
• M2: 1,172,698 km (0.067 R)
• M3: 1,589,178 km (0.098 R)
• M4: 2,248,606 km (0.113 R)
• M5: 2,684,085 km (0.07 R)
• M6: 4,436,923 km (0.1 R)
• M7: 5,025,890 km (0.104 R)
• M8: 6,123,340 km (0.108 R)
• M9: 7,242,033 km (0.1 R)
• M10: 7,678,111 km (0.109 R)
• M11: 9,054,112 km (0.073 R)
• M12: 10,004,208 km (0.084 R)
• M13: 11,963,342 km (0.063 R)
• M14: 12,766,233 km (0.085 R)
• M15: 14,743,768 km (0.105 R)
• M16: 15,446,130 km (0.115 R)
• M17: 16,685,548 km (0.095 R)
• M18: 18,295,969 km (0.042 R)
• M19: 19,044,108 km (0.098 R)
• M20: 20,204,240 km (0.103 R)

Planet 6 - Gas Giant

Semi-Major Axis: 11.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 571.1

Radius: 14.9

Gravity: 2.57 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 10.23 AU - 12.43 AU

Year: 13404 Days

Day: 14.1 Hours

Environment

Temp: -175 °C

Axial Tilt: 38.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 55,140,991 km

• M1: 191,784 km (0.096 R)
• M2: 833,111 km (0.086 R)
• M3: 1,334,413 km (0.071 R)
• M4: 1,829,432 km (0.104 R)
• M5: 3,090,842 km (0.087 R)
• M6: 4,809,572 km (0.093 R)
• M7: 5,367,871 km (0.045 R)
• M8: 6,006,205 km (0.083 R)
• M9: 6,655,160 km (0.107 R)
• M10: 7,182,792 km (0.079 R)
• M11: 8,839,888 km (0.079 R)
• M12: 9,328,774 km (0.114 R)
• M13: 20,671,434 km (0.103 R)
• M14: 28,170,177 km (0.111 R)
• M15: 34,467,948 km (0.047 R)
• M16: 37,433,127 km (0.114 R)
• M17: 40,698,699 km (0.102 R)
• M18: 43,866,733 km (0.027 R)
• M19: 47,642,135 km (0.115 R)
• M20: 52,261,418 km (0.062 R)

Planet 7 - Ice Giant

Semi-Major Axis: 14.65 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 268.5

Radius: 4.1

Gravity: 15.97 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 14.58 AU - 14.72 AU

Year: 19708 Days

Day: 22.6 Hours

Environment

Temp: -180 °C

Axial Tilt: 16.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 55,140,991 km

• M1: 51,761 km (0.076 R)
• M2: 180,565 km (0.076 R)
• M3: 532,568 km (0.086 R)
• M4: 851,212 km (0.104 R)
• M5: 1,087,876 km (0.1 R)
• M6: 1,353,262 km (0.115 R)
• M7: 2,536,581 km (0.1 R)
• M8: 3,073,937 km (0.075 R)
• M9: 3,524,077 km (0.104 R)
• M10: 3,931,731 km (0.052 R)
• M11: 4,132,492 km (0.115 R)
• M12: 4,461,607 km (0.032 R)
• M13: 5,378,343 km (0.045 R)
• M14: 6,652,019 km (0.12 R)
• M15: 6,814,033 km (0.044 R)
• M16: 9,316,955 km (0.091 R)
• M17: 11,655,469 km (0.092 R)
• M18: 11,950,476 km (0.046 R)
• M19: 13,957,631 km (0.098 R)
• M20: 15,889,089 km (0.116 R)
• M21: 16,918,622 km (0.112 R)
• M22: 18,306,441 km (0.107 R)
• M23: 18,785,304 km (0.106 R)
• M24: 19,027,952 km (0.077 R)
• M25: 21,836,203 km (0.068 R)
• M26: 22,104,432 km (0.105 R)
• M27: 26,700,078 km (0.109 R)
• M28: 27,731,556 km (0.098 R)
• M29: 30,984,861 km (0.113 R)
• M30: 43,793,729 km (0.095 R)
• M31: 44,937,256 km (0.118 R)
• M32: 47,582,744 km (0.048 R)
• M33: 50,330,109 km (0.117 R)

Kuiper Belt

Range: 31.2 - 53.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 392 - 18,660 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit