🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.73 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.13

Radius: 1.35

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 0.65 AU - 0.81 AU

Year: 219 Days

Day: 14.1 Hours

Environment

Temp: 166 °C

Axial Tilt: 17.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.18 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.33

Radius: 1.8

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 1.18 AU - 1.18 AU

Year: 451 Days

Day: 36.7 Hours

Environment

Temp: 26 °C

Axial Tilt: 13.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.35 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.47

Radius: 1.82

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 1.03 AU - 1.67 AU

Year: 551 Days

Day: 23.2 Hours

Environment

Temp: 9 °C

Axial Tilt: 37.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 2.86 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.5

Radius: 0.76

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 2.53 AU - 3.19 AU

Year: 1700 Days

Day: 41.6 Hours

Environment

Temp: -95 °C

Axial Tilt: 33.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.74

Radius: 1.5

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 3.48 AU - 3.74 AU

Year: 2411 Days

Day: 24 Hours

Environment

Temp: -117 °C

Axial Tilt: 36.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.56 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 5.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 217.7

Radius: 9

Gravity: 2.69 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 5.07 AU - 5.93 AU

Year: 4533 Days

Day: 6.3 Hours

Environment

Temp: -132 °C

Axial Tilt: 49.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 71,787,590 km

• M1: 112,348 km (0.096 R)
• M2: 419,024 km (0.096 R)
• M3: 770,728 km (0.105 R)
• M4: 1,132,157 km (0.108 R)
• M5: 1,564,495 km (0.11 R)
• M6: 1,860,698 km (0.073 R)
• M7: 3,184,639 km (0.116 R)
• M8: 4,641,723 km (0.111 R)
• M9: 4,979,664 km (0.113 R)
• M10: 5,333,912 km (0.117 R)
• M11: 5,679,782 km (0.118 R)
• M12: 6,526,806 km (0.07 R)
• M13: 6,865,345 km (0.069 R)
• M14: 7,185,934 km (0.113 R)
• M15: 7,577,731 km (0.042 R)
• M16: 8,240,898 km (0.109 R)
• M17: 12,023,181 km (0.044 R)
• M18: 13,012,920 km (0.101 R)
• M19: 14,574,124 km (0.108 R)
• M20: 14,862,100 km (0.078 R)
• M21: 15,598,720 km (0.052 R)
• M22: 16,154,176 km (0.102 R)
• M23: 17,251,178 km (0.09 R)
• M24: 19,017,181 km (0.072 R)

Planet 7 - Gas Giant

Semi-Major Axis: 11.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 913

Radius: 12.2

Gravity: 6.13 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 9.26 AU - 13.4 AU

Year: 13404 Days

Day: 10.3 Hours

Environment

Temp: -169 °C

Axial Tilt: 33.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 71,787,590 km

• M1: 151,842 km (0.068 R)
• M2: 1,794,127 km (0.116 R)
• M3: 2,228,410 km (0.114 R)
• M4: 3,087,102 km (0.088 R)
• M5: 3,976,012 km (0.068 R)
• M6: 4,370,203 km (0.109 R)
• M7: 5,097,547 km (0.12 R)
• M8: 5,827,435 km (0.098 R)
• M9: 12,250,719 km (0.116 R)
• M10: 13,224,302 km (0.074 R)
• M11: 18,460,976 km (0.084 R)
• M12: 21,076,994 km (0.116 R)
• M13: 21,628,411 km (0.048 R)
• M14: 22,473,639 km (0.11 R)
• M15: 22,856,311 km (0.114 R)
• M16: 27,466,618 km (0.12 R)
• M17: 39,440,731 km (0.051 R)
• M18: 43,010,285 km (0.048 R)
• M19: 43,600,748 km (0.059 R)
• M20: 46,325,075 km (0.118 R)
• M21: 52,781,570 km (0.104 R)
• M22: 54,829,714 km (0.037 R)
• M23: 58,540,489 km (0.094 R)
• M24: 62,415,373 km (0.105 R)

Planet 8 - Ice Giant

Semi-Major Axis: 16.02 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 453.1

Radius: 4.5

Gravity: 22.38 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 14.82 AU - 17.22 AU

Year: 22536 Days

Day: 20 Hours

Environment

Temp: -182 °C

Axial Tilt: 46.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 71,787,590 km

• M1: 57,446 km (0.073 R)
• M2: 261,347 km (0.115 R)
• M3: 1,060,051 km (0.113 R)
• M4: 1,331,271 km (0.077 R)
• M5: 1,547,740 km (0.092 R)
• M6: 2,950,519 km (0.066 R)
• M7: 3,292,350 km (0.11 R)
• M8: 5,485,156 km (0.109 R)
• M9: 7,408,685 km (0.079 R)
• M10: 10,795,730 km (0.109 R)
• M11: 12,856,740 km (0.098 R)
• M12: 14,638,750 km (0.091 R)
• M13: 17,400,925 km (0.06 R)
• M14: 18,336,061 km (0.049 R)
• M15: 20,866,509 km (0.114 R)
• M16: 21,823,936 km (0.112 R)
• M17: 22,313,420 km (0.03 R)
• M18: 29,478,260 km (0.071 R)
• M19: 31,918,800 km (0.029 R)
• M20: 34,755,176 km (0.06 R)
• M21: 42,571,515 km (0.074 R)
• M22: 42,875,947 km (0.037 R)
• M23: 50,624,518 km (0.116 R)
• M24: 59,255,567 km (0.085 R)
• M25: 64,116,301 km (0.097 R)

Kuiper Belt

Range: 31.2 - 46.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 411 - 19,182 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit