🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.95

Radius: 1.54

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 0.49 AU - 0.75 AU

Year: 172 Days

Day: 17.4 Hours

Environment

Temp: 238 °C

Axial Tilt: 46.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Asteroid Belt

Center: 3.48 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 6.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 779.6

Radius: 9.9

Gravity: 7.95 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 5.26 AU - 7.42 AU

Year: 5637 Days

Day: 12.3 Hours

Environment

Temp: -145 °C

Axial Tilt: 46.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 62,250,378 km

• M1: 123,119 km (0.1 R)
• M2: 495,468 km (0.097 R)
• M3: 1,136,794 km (0.118 R)
• M4: 1,520,363 km (0.1 R)
• M5: 1,960,929 km (0.049 R)
• M6: 2,400,298 km (0.106 R)
• M7: 3,839,280 km (0.117 R)
• M8: 4,325,622 km (0.076 R)
• M9: 4,663,265 km (0.091 R)
• M10: 5,392,255 km (0.082 R)
• M11: 5,753,385 km (0.046 R)
• M12: 7,961,000 km (0.087 R)
• M13: 9,042,892 km (0.109 R)
• M14: 10,174,750 km (0.12 R)
• M15: 11,496,596 km (0.06 R)
• M16: 12,612,896 km (0.035 R)
• M17: 13,578,700 km (0.072 R)
• M18: 14,363,340 km (0.036 R)
• M19: 16,519,943 km (0.113 R)
• M20: 18,747,156 km (0.058 R)
• M21: 19,932,570 km (0.037 R)
• M22: 20,799,041 km (0.101 R)
• M23: 22,221,866 km (0.103 R)
• M24: 23,708,570 km (0.116 R)
• M25: 25,093,996 km (0.066 R)
• M26: 29,945,903 km (0.069 R)
• M27: 31,563,655 km (0.111 R)
• M28: 33,540,441 km (0.05 R)
• M29: 34,149,304 km (0.043 R)

Planet 3 - Gas Giant

Semi-Major Axis: 7.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 773.6

Radius: 13.1

Gravity: 4.51 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 6.76 AU - 9.08 AU

Year: 7870 Days

Day: 8.2 Hours

Environment

Temp: -161 °C

Axial Tilt: 26.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 62,250,378 km

• M1: 166,502 km (0.103 R)
• M2: 578,345 km (0.068 R)
• M3: 1,073,664 km (0.073 R)
• M4: 1,785,151 km (0.092 R)
• M5: 2,309,941 km (0.106 R)
• M6: 2,735,696 km (0.074 R)
• M7: 4,879,883 km (0.099 R)
• M8: 6,088,484 km (0.083 R)
• M9: 7,566,959 km (0.113 R)
• M10: 10,812,186 km (0.075 R)
• M11: 11,589,945 km (0.047 R)
• M12: 13,906,618 km (0.07 R)
• M13: 14,701,731 km (0.096 R)
• M14: 16,856,389 km (0.059 R)
• M15: 19,589,542 km (0.09 R)
• M16: 20,903,011 km (0.115 R)
• M17: 22,110,116 km (0.111 R)
• M18: 22,689,210 km (0.037 R)
• M19: 24,663,004 km (0.103 R)
• M20: 25,196,321 km (0.093 R)
• M21: 25,646,461 km (0.118 R)
• M22: 27,217,687 km (0.066 R)
• M23: 29,344,969 km (0.095 R)
• M24: 31,894,416 km (0.112 R)
• M25: 33,928,348 km (0.092 R)
• M26: 35,144,729 km (0.096 R)
• M27: 41,042,325 km (0.095 R)

Planet 4 - Gas Giant

Semi-Major Axis: 8.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 383.4

Radius: 9.1

Gravity: 4.63 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 7.29 AU - 9.21 AU

Year: 8367 Days

Day: 14.7 Hours

Environment

Temp: -163 °C

Axial Tilt: 13.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 62,250,378 km

• M1: 114,143 km (0.056 R)
• M2: 639,980 km (0.111 R)
• M3: 983,606 km (0.117 R)
• M4: 1,291,329 km (0.062 R)
• M5: 1,927,569 km (0.093 R)
• M6: 2,522,818 km (0.109 R)
• M7: 2,991,060 km (0.051 R)
• M8: 3,277,989 km (0.099 R)
• M9: 3,766,276 km (0.079 R)
• M10: 4,642,770 km (0.063 R)
• M11: 5,527,342 km (0.042 R)
• M12: 6,690,765 km (0.112 R)
• M13: 7,627,397 km (0.092 R)
• M14: 10,581,656 km (0.039 R)
• M15: 11,350,738 km (0.056 R)
• M16: 11,749,118 km (0.063 R)
• M17: 12,208,383 km (0.029 R)
• M18: 13,714,235 km (0.053 R)
• M19: 14,981,329 km (0.105 R)
• M20: 16,513,959 km (0.117 R)
• M21: 20,321,824 km (0.101 R)
• M22: 21,058,443 km (0.104 R)
• M23: 25,010,819 km (0.12 R)
• M24: 26,028,085 km (0.08 R)
• M25: 26,808,836 km (0.075 R)
• M26: 28,417,312 km (0.103 R)
• M27: 31,045,747 km (0.081 R)

Planet 5 - Ice Giant

Semi-Major Axis: 15.03 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 357

Radius: 5.4

Gravity: 12.24 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 11.95 AU - 18.11 AU

Year: 20575 Days

Day: 21.1 Hours

Environment

Temp: -182 °C

Axial Tilt: 38.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 62,250,378 km

• M1: 67,768 km (0.101 R)
• M2: 327,320 km (0.089 R)
• M3: 896,989 km (0.099 R)
• M4: 1,137,692 km (0.059 R)
• M5: 1,307,785 km (0.078 R)
• M6: 1,540,708 km (0.039 R)
• M7: 1,906,176 km (0.025 R)
• M8: 2,327,593 km (0.05 R)
• M9: 2,694,108 km (0.081 R)
• M10: 3,024,121 km (0.113 R)
• M11: 4,554,507 km (0.12 R)
• M12: 4,852,207 km (0.11 R)
• M13: 5,899,990 km (0.038 R)
• M14: 8,433,281 km (0.104 R)
• M15: 8,680,865 km (0.09 R)
• M16: 9,558,706 km (0.101 R)
• M17: 10,381,344 km (0.105 R)
• M18: 10,551,287 km (0.042 R)
• M19: 13,131,103 km (0.025 R)
• M20: 13,396,789 km (0.115 R)
• M21: 15,212,159 km (0.065 R)
• M22: 16,330,852 km (0.115 R)
• M23: 19,322,659 km (0.068 R)
• M24: 22,376,700 km (0.117 R)
• M25: 28,746,428 km (0.093 R)
• M26: 30,104,627 km (0.071 R)
• M27: 35,067,985 km (0.09 R)
• M28: 35,451,255 km (0.072 R)
• M29: 35,837,217 km (0.052 R)
• M30: 37,144,104 km (0.099 R)
• M31: 45,811,356 km (0.084 R)

Planet 6 - Ice Giant

Semi-Major Axis: 16.31 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 11.5

Radius: 6.9

Gravity: 0.24 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 14.99 AU - 17.63 AU

Year: 23258 Days

Day: 15.2 Hours

Environment

Temp: -184 °C

Axial Tilt: 8.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 62,250,378 km

• M1: 91,404 km (0.034 R)
• M2: 3,617,277 km (0.09 R)
• M3: 4,814,359 km (0.094 R)
• M4: 5,790,784 km (0.055 R)
• M5: 10,113,714 km (0.08 R)
• M6: 12,311,905 km (0.074 R)
• M7: 20,971,228 km (0.066 R)

Planet 7 - Ice Giant

Semi-Major Axis: 16.8 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 253.8

Radius: 6.6

Gravity: 5.83 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 16.33 AU - 17.27 AU

Year: 24314 Days

Day: 18.9 Hours

Environment

Temp: -194 °C

Axial Tilt: 35.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 62,250,378 km

• M1: 82,279 km (0.102 R)
• M2: 444,605 km (0.071 R)
• M3: 699,968 km (0.053 R)
• M4: 3,466,482 km (0.093 R)
• M5: 5,523,602 km (0.115 R)
• M6: 6,619,257 km (0.089 R)
• M7: 6,914,563 km (0.06 R)
• M8: 7,668,088 km (0.05 R)
• M9: 8,673,086 km (0.109 R)
• M10: 8,924,710 km (0.091 R)
• M11: 11,176,158 km (0.103 R)
• M12: 13,510,483 km (0.084 R)
• M13: 16,764,087 km (0.119 R)
• M14: 21,042,287 km (0.081 R)
• M15: 25,172,235 km (0.07 R)
• M16: 25,995,921 km (0.117 R)
• M17: 26,625,279 km (0.08 R)
• M18: 28,463,987 km (0.048 R)
• M19: 34,863,784 km (0.116 R)
• M20: 38,261,151 km (0.091 R)
• M21: 41,587,310 km (0.092 R)
• M22: 44,502,375 km (0.115 R)
• M23: 57,349,541 km (0.091 R)
• M24: 60,221,371 km (0.117 R)

Kuiper Belt

Range: 31.1 - 53.1 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 388 - 20,243 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit