🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.94 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.19

Radius: 1.07

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 0.79 AU - 1.09 AU

Year: 333 Days

Day: 36.9 Hours

Environment

Temp: 90 °C

Axial Tilt: 33 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.11 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.5

Radius: 1.18

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 0.93 AU - 1.29 AU

Year: 427 Days

Day: 20.3 Hours

Environment

Temp: 13 °C

Axial Tilt: 42.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.31 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.59

Radius: 0.81

Gravity: 0.9 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 1.29 AU - 1.33 AU

Year: 548 Days

Day: 44.7 Hours

Environment

Temp: 2 °C

Axial Tilt: 9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (2)

Outer Limit: 48,082,946 km

• M1: 18,999 km (0.053 R)
• M2: 229,633 km (0.113 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.87 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.53

Radius: 0.78

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 1.71 AU - 2.03 AU

Year: 934 Days

Day: 21.1 Hours

Environment

Temp: -63 °C

Axial Tilt: 6.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 48,082,946 km

• M1: 18,700 km (0.088 R)
• M2: 30,518 km (0.053 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.89 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1

Radius: 1

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 1.46 AU - 2.32 AU

Year: 949 Days

Day: 29.1 Hours

Environment

Temp: -51 °C

Axial Tilt: 7.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.57 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 7.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 109.1

Radius: 10.8

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 5.52 AU - 8.98 AU

Year: 7130 Days

Day: 9.5 Hours

Environment

Temp: -162 °C

Axial Tilt: 0.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 48,082,946 km

• M1: 135,685 km (0.049 R)
• M2: 753,973 km (0.065 R)
• M3: 1,328,429 km (0.105 R)
• M4: 3,342,615 km (0.091 R)
• M5: 3,949,833 km (0.097 R)
• M6: 4,764,842 km (0.059 R)
• M7: 8,482,947 km (0.094 R)
• M8: 14,366,632 km (0.112 R)
• M9: 20,490,570 km (0.111 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 652.9

Radius: 14

Gravity: 3.33 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 7.15 AU - 8.17 AU

Year: 7743 Days

Day: 5.8 Hours

Environment

Temp: -156 °C

Axial Tilt: 2.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 48,082,946 km

• M1: 174,132 km (0.084 R)
• M2: 613,351 km (0.11 R)
• M3: 1,130,062 km (0.103 R)
• M4: 1,597,406 km (0.111 R)
• M5: 2,163,933 km (0.102 R)
• M6: 3,045,813 km (0.115 R)
• M7: 3,978,855 km (0.11 R)
• M8: 6,003,662 km (0.069 R)
• M9: 6,799,223 km (0.1 R)
• M10: 7,781,932 km (0.045 R)
• M11: 8,900,774 km (0.096 R)
• M12: 11,252,303 km (0.08 R)
• M13: 11,979,049 km (0.104 R)
• M14: 13,700,023 km (0.089 R)
• M15: 16,287,618 km (0.111 R)
• M16: 23,313,631 km (0.105 R)
• M17: 24,581,623 km (0.087 R)
• M18: 25,364,319 km (0.103 R)
• M19: 26,887,824 km (0.095 R)
• M20: 28,187,680 km (0.113 R)
• M21: 30,018,309 km (0.081 R)
• M22: 32,650,184 km (0.1 R)
• M23: 34,452,090 km (0.109 R)
• M24: 35,432,405 km (0.037 R)
• M25: 37,220,997 km (0.114 R)

Planet 8 - Ice Giant

Semi-Major Axis: 17.26 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 100.8

Radius: 7.4

Gravity: 1.84 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 17.21 AU - 17.31 AU

Year: 26191 Days

Day: 22 Hours

Environment

Temp: -198 °C

Axial Tilt: 34.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 48,082,946 km

• M1: 92,003 km (0.119 R)
• M2: 340,485 km (0.115 R)
• M3: 668,403 km (0.057 R)
• M4: 1,945,221 km (0.118 R)
• M5: 2,312,484 km (0.111 R)
• M6: 2,788,205 km (0.113 R)
• M7: 3,094,881 km (0.042 R)
• M8: 5,738,126 km (0.045 R)
• M9: 7,076,278 km (0.078 R)
• M10: 7,399,709 km (0.071 R)
• M11: 10,048,938 km (0.098 R)
• M12: 10,772,094 km (0.106 R)
• M13: 11,364,352 km (0.1 R)
• M14: 13,764,201 km (0.059 R)
• M15: 16,202,646 km (0.061 R)
• M16: 18,004,553 km (0.048 R)
• M17: 21,325,625 km (0.093 R)
• M18: 21,831,116 km (0.08 R)
• M19: 23,663,690 km (0.09 R)
• M20: 24,571,301 km (0.07 R)
• M21: 26,844,141 km (0.057 R)
• M22: 33,924,160 km (0.074 R)
• M23: 36,018,679 km (0.117 R)
• M24: 38,197,872 km (0.095 R)
• M25: 42,154,436 km (0.041 R)
• M26: 46,375,938 km (0.091 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 224 - 14,152 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit