🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.88 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.97

Radius: 0.99

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 0.82 AU - 0.94 AU

Year: 306 Days

Day: 41.8 Hours

Environment

Temp: 116 °C

Axial Tilt: 37.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.97 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.4

Radius: 1.81

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 0.84 AU - 1.1 AU

Year: 354 Days

Day: 46.2 Hours

Environment

Temp: 38 °C

Axial Tilt: 12.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 99,561,823 km

• M1: 44,879 km (0.087 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.45 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.31

Radius: 1.79

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 1.39 AU - 1.51 AU

Year: 648 Days

Day: 39.5 Hours

Environment

Temp: -38 °C

Axial Tilt: 34 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 99,561,823 km

• M1: 112,498 km (0.115 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.32 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.67

Radius: 1.23

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 2.95 AU - 3.69 AU

Year: 2243 Days

Day: 32.1 Hours

Environment

Temp: -109 °C

Axial Tilt: 15.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.16 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 58.5

Radius: 10.8

Gravity: 0.5 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 4.85 AU - 5.16 AU

Year: 4146 Days

Day: 8.5 Hours

Environment

Temp: -133 °C

Axial Tilt: 34.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 99,561,823 km

• M1: 134,339 km (0.116 R)
• M2: 649,105 km (0.078 R)
• M3: 1,031,328 km (0.113 R)
• M4: 1,377,796 km (0.067 R)
• M5: 1,747,004 km (0.039 R)
• M6: 2,374,866 km (0.105 R)
• M7: 2,716,398 km (0.079 R)
• M8: 3,233,259 km (0.044 R)
• M9: 4,234,667 km (0.095 R)
• M10: 5,452,094 km (0.11 R)
• M11: 6,392,317 km (0.11 R)
• M12: 8,564,628 km (0.062 R)
• M13: 10,496,235 km (0.093 R)
• M14: 11,426,585 km (0.08 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 291.1

Radius: 10.1

Gravity: 2.85 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 6.77 AU - 10.53 AU

Year: 9435 Days

Day: 13.5 Hours

Environment

Temp: -169 °C

Axial Tilt: 46 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 99,561,823 km

• M1: 129,402 km (0.068 R)
• M2: 534,962 km (0.098 R)
• M3: 859,739 km (0.105 R)
• M4: 1,333,366 km (0.101 R)
• M5: 1,777,671 km (0.065 R)
• M6: 2,386,236 km (0.114 R)
• M7: 2,758,435 km (0.11 R)
• M8: 3,087,999 km (0.1 R)
• M9: 4,788,777 km (0.111 R)
• M10: 5,564,442 km (0.114 R)
• M11: 5,998,575 km (0.094 R)
• M12: 6,899,753 km (0.086 R)
• M13: 7,219,444 km (0.093 R)
• M14: 8,762,246 km (0.072 R)
• M15: 9,393,998 km (0.11 R)
• M16: 12,383,861 km (0.111 R)
• M17: 14,407,771 km (0.09 R)
• M18: 14,872,871 km (0.116 R)
• M19: 16,328,458 km (0.083 R)
• M20: 17,415,287 km (0.116 R)
• M21: 17,810,225 km (0.11 R)
• M22: 19,875,274 km (0.101 R)
• M23: 22,714,043 km (0.084 R)
• M24: 27,729,461 km (0.115 R)
• M25: 28,997,752 km (0.109 R)
• M26: 30,684,618 km (0.082 R)
• M27: 32,041,171 km (0.117 R)
• M28: 32,436,110 km (0.04 R)
• M29: 33,437,368 km (0.103 R)
• M30: 34,150,352 km (0.041 R)

Planet 7 - Ice Giant

Semi-Major Axis: 14.1 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 540.7

Radius: 6.2

Gravity: 14.07 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 12.31 AU - 15.89 AU

Year: 19635 Days

Day: 21.4 Hours

Environment

Temp: -183 °C

Axial Tilt: 23.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 99,561,823 km

• M1: 77,193 km (0.055 R)
• M2: 523,593 km (0.104 R)
• M3: 1,161,179 km (0.073 R)
• M4: 1,734,587 km (0.108 R)
• M5: 2,480,931 km (0.089 R)
• M6: 2,804,212 km (0.107 R)
• M7: 3,026,515 km (0.108 R)
• M8: 4,320,835 km (0.066 R)
• M9: 4,517,706 km (0.055 R)
• M10: 6,786,807 km (0.098 R)
• M11: 9,281,052 km (0.079 R)
• M12: 12,132,088 km (0.111 R)
• M13: 12,458,959 km (0.112 R)
• M14: 12,657,925 km (0.088 R)
• M15: 16,216,559 km (0.11 R)
• M16: 21,990,139 km (0.109 R)
• M17: 28,651,732 km (0.091 R)
• M18: 29,348,709 km (0.116 R)
• M19: 34,416,337 km (0.116 R)
• M20: 42,089,062 km (0.06 R)
• M21: 44,518,082 km (0.087 R)
• M22: 44,983,631 km (0.073 R)
• M23: 45,295,842 km (0.096 R)
• M24: 50,154,182 km (0.119 R)
• M25: 52,363,144 km (0.081 R)
• M26: 64,982,173 km (0.115 R)
• M27: 69,461,433 km (0.109 R)

Planet 8 - Ice Giant

Semi-Major Axis: 19.48 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 603.8

Radius: 6.2

Gravity: 15.71 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 17.71 AU - 21.25 AU

Year: 31885 Days

Day: 23.5 Hours

Environment

Temp: -193 °C

Axial Tilt: 47 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 99,561,823 km

• M1: 77,193 km (0.076 R)
• M2: 327,320 km (0.101 R)
• M3: 548,875 km (0.052 R)
• M4: 837,748 km (0.044 R)
• M5: 1,052,122 km (0.104 R)
• M6: 1,469,649 km (0.104 R)
• M7: 2,817,227 km (0.074 R)
• M8: 3,337,080 km (0.1 R)
• M9: 4,757,511 km (0.085 R)
• M10: 7,342,862 km (0.11 R)
• M11: 8,903,018 km (0.097 R)
• M12: 9,203,261 km (0.098 R)
• M13: 11,217,447 km (0.09 R)
• M14: 12,813,506 km (0.081 R)
• M15: 13,586,778 km (0.117 R)
• M16: 18,211,596 km (0.119 R)
• M17: 18,990,103 km (0.062 R)
• M18: 20,613,240 km (0.083 R)
• M19: 22,216,929 km (0.066 R)
• M20: 22,769,544 km (0.092 R)
• M21: 27,398,102 km (0.108 R)
• M22: 27,651,072 km (0.081 R)
• M23: 33,330,406 km (0.053 R)
• M24: 33,908,751 km (0.086 R)
• M25: 37,831,955 km (0.103 R)
• M26: 40,554,337 km (0.12 R)
• M27: 41,712,374 km (0.069 R)
• M28: 46,745,146 km (0.098 R)
• M29: 62,914,581 km (0.12 R)
• M30: 66,495,805 km (0.099 R)
• M31: 73,572,831 km (0.081 R)
• M32: 94,285,704 km (0.077 R)
• M33: 94,573,829 km (0.088 R)
• M34: 94,862,553 km (0.046 R)
• M35: 95,441,646 km (0.118 R)
• M36: 98,966,172 km (0.074 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 543 - 17,198 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit