🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.16

Radius: 1.58

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 0.52 AU - 0.6 AU

Year: 155 Days

Day: 12.7 Hours

Environment

Temp: 228 °C

Axial Tilt: 12.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.71 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.81

Radius: 0.92

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 0.65 AU - 0.77 AU

Year: 222 Days

Day: 20.8 Hours

Environment

Temp: 198 °C

Axial Tilt: 8.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.75 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.58

Radius: 1.2

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 0.58 AU - 0.92 AU

Year: 241 Days

Day: 14.4 Hours

Environment

Temp: 136 °C

Axial Tilt: 33.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 0.81 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.91

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 0.81 AU - 0.81 AU

Year: 270 Days

Day: 39.3 Hours

Environment

Temp: 104 °C

Axial Tilt: 10.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 5 - Terrestrial

Semi-Major Axis: 1.23 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.32

Radius: 0.63

Gravity: 0.81 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 0.99 AU - 1.47 AU

Year: 506 Days

Day: 44.7 Hours

Environment

Temp: 6 °C

Axial Tilt: 12.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 6 - Gas Giant

Semi-Major Axis: 6.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 301.8

Radius: 8.9

Gravity: 3.81 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 5.04 AU - 7.34 AU

Year: 5711 Days

Day: 12.6 Hours

Environment

Temp: -162 °C

Axial Tilt: 19.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 113,222,514 km

• M1: 110,702 km (0.112 R)
• M2: 884,572 km (0.065 R)
• M3: 1,238,521 km (0.104 R)
• M4: 1,698,534 km (0.104 R)
• M5: 2,403,739 km (0.088 R)
• M6: 3,625,504 km (0.061 R)
• M7: 4,937,627 km (0.119 R)
• M8: 6,511,098 km (0.114 R)
• M9: 6,880,754 km (0.078 R)
• M10: 7,362,758 km (0.109 R)
• M11: 7,866,903 km (0.069 R)
• M12: 12,718,063 km (0.077 R)
• M13: 14,300,509 km (0.12 R)
• M14: 16,232,865 km (0.091 R)
• M15: 17,851,664 km (0.06 R)
• M16: 22,783,756 km (0.082 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 849.7

Radius: 8.2

Gravity: 12.64 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 6.08 AU - 9.08 AU

Year: 7739 Days

Day: 12.6 Hours

Environment

Temp: -171 °C

Axial Tilt: 32 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 113,222,514 km

• M1: 134,638 km (0.112 R)
• M2: 423,063 km (0.111 R)
• M3: 1,002,755 km (0.112 R)
• M4: 1,534,575 km (0.105 R)
• M5: 2,367,835 km (0.071 R)
• M6: 3,022,027 km (0.099 R)
• M7: 3,791,408 km (0.114 R)
• M8: 5,012,725 km (0.109 R)
• M9: 6,227,161 km (0.096 R)
• M10: 7,586,706 km (0.106 R)
• M11: 8,422,211 km (0.066 R)
• M12: 9,133,698 km (0.108 R)
• M13: 9,457,428 km (0.114 R)
• M14: 12,162,008 km (0.096 R)
• M15: 13,070,366 km (0.088 R)
• M16: 15,603,806 km (0.081 R)
• M17: 16,951,084 km (0.086 R)
• M18: 17,369,958 km (0.08 R)
• M19: 17,867,371 km (0.076 R)
• M20: 22,111,912 km (0.091 R)
• M21: 24,422,451 km (0.085 R)
• M22: 25,957,026 km (0.096 R)
• M23: 27,173,256 km (0.088 R)
• M24: 29,517,455 km (0.077 R)
• M25: 30,022,348 km (0.109 R)
• M26: 30,430,301 km (0.084 R)
• M27: 31,257,428 km (0.079 R)
• M28: 33,938,671 km (0.1 R)
• M29: 34,604,381 km (0.059 R)
• M30: 39,023,652 km (0.081 R)
• M31: 39,509,695 km (0.112 R)
• M32: 41,873,491 km (0.076 R)

Planet 8 - Ice Giant

Semi-Major Axis: 16.33 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 386.5

Radius: 3.1

Gravity: 40.22 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 12.62 AU - 20.04 AU

Year: 24473 Days

Day: 20 Hours

Environment

Temp: -188 °C

Axial Tilt: 34.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 113,222,514 km

• M1: 76,744 km (0.037 R)
• M2: 244,443 km (0.113 R)
• M3: 361,428 km (0.071 R)
• M4: 464,801 km (0.079 R)
• M5: 1,007,691 km (0.082 R)
• M6: 2,018,674 km (0.097 R)
• M7: 2,693,210 km (0.117 R)
• M8: 2,965,030 km (0.1 R)
• M9: 4,270,421 km (0.088 R)
• M10: 4,570,963 km (0.06 R)
• M11: 6,079,358 km (0.114 R)
• M12: 7,127,890 km (0.089 R)
• M13: 9,297,208 km (0.09 R)
• M14: 9,801,204 km (0.098 R)
• M15: 10,741,576 km (0.111 R)
• M16: 12,867,810 km (0.094 R)
• M17: 15,644,796 km (0.092 R)
• M18: 16,436,916 km (0.049 R)
• M19: 16,924,755 km (0.078 R)
• M20: 17,255,217 km (0.12 R)
• M21: 20,426,392 km (0.11 R)
• M22: 23,964,831 km (0.113 R)
• M23: 24,068,652 km (0.027 R)
• M24: 29,052,654 km (0.052 R)
• M25: 29,765,189 km (0.072 R)
• M26: 30,367,620 km (0.099 R)
• M27: 31,846,844 km (0.054 R)
• M28: 35,081,449 km (0.078 R)
• M29: 36,297,530 km (0.04 R)
• M30: 38,103,176 km (0.097 R)

Asteroid Belt

Center: 17.91 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 9 - Ice Giant

Semi-Major Axis: 19.48 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 888

Radius: 5.1

Gravity: 34.14 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 16.3 AU - 22.66 AU

Year: 31885 Days

Day: 18.7 Hours

Environment

Temp: -207 °C

Axial Tilt: 32.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 113,222,514 km

• M1: 63,878 km (0.114 R)
• M2: 422,913 km (0.093 R)
• M3: 876,943 km (0.071 R)
• M4: 1,318,256 km (0.096 R)
• M5: 1,532,032 km (0.084 R)
• M6: 1,852,770 km (0.059 R)
• M7: 2,241,574 km (0.096 R)
• M8: 2,468,514 km (0.071 R)
• M9: 2,880,806 km (0.092 R)
• M10: 3,149,334 km (0.112 R)
• M11: 3,369,692 km (0.079 R)
• M12: 4,317,694 km (0.112 R)
• M13: 7,748,871 km (0.078 R)
• M14: 9,637,244 km (0.085 R)
• M15: 12,973,127 km (0.065 R)
• M16: 15,700,745 km (0.05 R)
• M17: 17,005,688 km (0.088 R)
• M18: 18,890,322 km (0.06 R)
• M19: 19,936,011 km (0.043 R)
• M20: 29,312,207 km (0.117 R)
• M21: 29,588,514 km (0.116 R)
• M22: 36,754,402 km (0.111 R)
• M23: 44,995,000 km (0.034 R)
• M24: 45,918,169 km (0.045 R)
• M25: 48,377,558 km (0.106 R)
• M26: 52,737,139 km (0.089 R)
• M27: 59,094,001 km (0.087 R)
• M28: 70,048,904 km (0.097 R)
• M29: 71,788,129 km (0.111 R)
• M30: 76,392,153 km (0.06 R)
• M31: 78,500,136 km (0.036 R)
• M32: 80,376,094 km (0.036 R)
• M33: 83,661,263 km (0.097 R)
• M34: 95,256,444 km (0.06 R)
• M35: 97,083,184 km (0.04 R)
• M36: 99,243,676 km (0.048 R)
• M37: 99,554,989 km (0.089 R)
• M38: 107,221,282 km (0.054 R)
• M39: 107,877,269 km (0.108 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 153 - 14,788 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit