🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.44 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.68

Radius: 0.86

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 1.24 AU - 1.64 AU

Year: 654 Days

Day: 38.8 Hours

Environment

Temp: -50 °C

Axial Tilt: 37.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 1.63 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.37

Radius: 1.41

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 1.42 AU - 1.84 AU

Year: 788 Days

Day: 45.6 Hours

Environment

Temp: -66 °C

Axial Tilt: 29.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.85 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.11

Radius: 1.04

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 1.78 AU - 1.92 AU

Year: 953 Days

Day: 15.5 Hours

Environment

Temp: -62 °C

Axial Tilt: 3.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 64,334,903 km

• M1: 33,211 km (0.04 R)
• M2: 160,369 km (0.107 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.31 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.14

Radius: 1.36

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 2 AU - 2.62 AU

Year: 1330 Days

Day: 20 Hours

Environment

Temp: -90 °C

Axial Tilt: 21.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 64,334,903 km

• M1: 38,447 km (0.086 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.18 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.14

Radius: 1.36

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 2.64 AU - 3.72 AU

Year: 2148 Days

Day: 13.4 Hours

Environment

Temp: -124 °C

Axial Tilt: 14.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.74 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 4.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 418.2

Radius: 10.6

Gravity: 3.72 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 3.41 AU - 5.19 AU

Year: 3377 Days

Day: 11.2 Hours

Environment

Temp: -144 °C

Axial Tilt: 14 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 64,334,903 km

• M1: 131,796 km (0.087 R)
• M2: 539,151 km (0.03 R)
• M3: 986,149 km (0.066 R)
• M4: 1,722,021 km (0.071 R)
• M5: 2,063,403 km (0.085 R)
• M6: 2,493,198 km (0.075 R)
• M7: 3,498,496 km (0.085 R)
• M8: 4,868,214 km (0.082 R)
• M9: 5,290,828 km (0.059 R)
• M10: 7,351,987 km (0.044 R)
• M11: 7,973,118 km (0.096 R)
• M12: 8,696,573 km (0.115 R)
• M13: 9,356,000 km (0.092 R)
• M14: 10,892,520 km (0.109 R)
• M15: 11,950,177 km (0.101 R)
• M16: 12,634,288 km (0.032 R)
• M17: 14,316,367 km (0.102 R)
• M18: 16,040,332 km (0.089 R)
• M19: 16,820,037 km (0.025 R)
• M20: 17,624,873 km (0.087 R)
• M21: 19,660,900 km (0.109 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 596.4

Radius: 9.8

Gravity: 6.21 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 6.97 AU - 9.63 AU

Year: 9057 Days

Day: 12.7 Hours

Environment

Temp: -162 °C

Axial Tilt: 13.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 64,334,903 km

• M1: 124,765 km (0.07 R)
• M2: 468,840 km (0.032 R)
• M3: 1,252,433 km (0.085 R)
• M4: 2,656,110 km (0.083 R)
• M5: 3,287,114 km (0.041 R)
• M6: 3,963,296 km (0.078 R)
• M7: 4,729,537 km (0.057 R)
• M8: 5,689,656 km (0.078 R)
• M9: 9,962,769 km (0.031 R)
• M10: 10,855,420 km (0.097 R)
• M11: 13,378,089 km (0.113 R)
• M12: 20,552,204 km (0.052 R)
• M13: 22,160,232 km (0.118 R)
• M14: 23,334,575 km (0.059 R)
• M15: 28,061,120 km (0.078 R)
• M16: 39,597,808 km (0.1 R)

Planet 8 - Ice Giant

Semi-Major Axis: 17.55 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 213.6

Radius: 6.3

Gravity: 5.38 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 14.67 AU - 20.43 AU

Year: 27846 Days

Day: 22.7 Hours

Environment

Temp: -192 °C

Axial Tilt: 7.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 64,334,903 km

• M1: 81,082 km (0.071 R)
• M2: 351,555 km (0.058 R)
• M3: 615,894 km (0.115 R)
• M4: 1,429,258 km (0.082 R)
• M5: 1,761,814 km (0.081 R)
• M6: 2,203,726 km (0.094 R)
• M7: 2,671,369 km (0.032 R)
• M8: 4,506,935 km (0.112 R)
• M9: 7,184,587 km (0.073 R)
• M10: 7,638,018 km (0.082 R)
• M11: 9,376,495 km (0.051 R)
• M12: 9,918,040 km (0.064 R)
• M13: 10,140,342 km (0.079 R)
• M14: 10,480,079 km (0.12 R)
• M15: 11,242,280 km (0.075 R)
• M16: 14,097,056 km (0.108 R)
• M17: 15,841,367 km (0.108 R)
• M18: 19,577,873 km (0.089 R)
• M19: 22,024,098 km (0.095 R)
• M20: 36,422,444 km (0.065 R)
• M21: 38,299,598 km (0.048 R)
• M22: 48,500,228 km (0.066 R)
• M23: 48,980,736 km (0.081 R)
• M24: 56,397,200 km (0.068 R)
• M25: 57,642,004 km (0.076 R)
• M26: 58,723,597 km (0.094 R)
• M27: 60,371,118 km (0.094 R)
• M28: 61,113,273 km (0.077 R)
• M29: 62,615,535 km (0.088 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: 257 - 19,202 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit