🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.9 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.98

Radius: 1.55

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 0.74 AU - 1.06 AU

Year: 322 Days

Day: 39.7 Hours

Environment

Temp: 27 °C

Axial Tilt: 14.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 2.07 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.88

Radius: 1.72

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 1.68 AU - 2.46 AU

Year: 1122 Days

Day: 32.9 Hours

Environment

Temp: -85 °C

Axial Tilt: 38.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.38 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 4.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 842.6

Radius: 15

Gravity: 3.74 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 4.47 AU - 4.91 AU

Year: 3826 Days

Day: 8.5 Hours

Environment

Temp: -143 °C

Axial Tilt: 19.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 85,937,656 km

• M1: 186,549 km (0.064 R)
• M2: 681,119 km (0.041 R)
• M3: 1,252,433 km (0.115 R)
• M4: 2,192,506 km (0.042 R)
• M5: 2,769,206 km (0.112 R)
• M6: 3,546,816 km (0.044 R)
• M7: 4,188,740 km (0.12 R)
• M8: 4,832,011 km (0.106 R)
• M9: 5,651,658 km (0.076 R)
• M10: 6,318,266 km (0.106 R)
• M11: 6,908,280 km (0.062 R)
• M12: 8,092,048 km (0.059 R)
• M13: 10,773,590 km (0.102 R)
• M14: 11,940,603 km (0.056 R)
• M15: 14,738,981 km (0.077 R)
• M16: 15,226,520 km (0.116 R)
• M17: 16,579,334 km (0.119 R)
• M18: 18,257,373 km (0.078 R)
• M19: 19,980,292 km (0.115 R)
• M20: 22,872,617 km (0.119 R)
• M21: 25,102,523 km (0.105 R)

Planet 4 - Gas Giant

Semi-Major Axis: 6.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 947.6

Radius: 11.4

Gravity: 7.29 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 6.22 AU - 6.68 AU

Year: 6171 Days

Day: 14.6 Hours

Environment

Temp: -149 °C

Axial Tilt: 12.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 85,937,656 km

• M1: 141,819 km (0.106 R)
• M2: 509,231 km (0.093 R)
• M3: 1,016,069 km (0.035 R)
• M4: 1,604,886 km (0.082 R)
• M5: 3,449,876 km (0.07 R)
• M6: 3,823,123 km (0.081 R)
• M7: 4,434,081 km (0.084 R)
• M8: 6,629,280 km (0.1 R)
• M9: 7,903,405 km (0.108 R)
• M10: 10,300,412 km (0.096 R)
• M11: 12,216,312 km (0.12 R)
• M12: 14,299,761 km (0.068 R)
• M13: 15,146,635 km (0.059 R)
• M14: 18,516,327 km (0.058 R)
• M15: 19,522,223 km (0.086 R)
• M16: 20,945,198 km (0.113 R)
• M17: 21,721,461 km (0.107 R)
• M18: 23,413,712 km (0.093 R)
• M19: 23,996,845 km (0.117 R)
• M20: 24,589,701 km (0.091 R)
• M21: 28,166,437 km (0.119 R)
• M22: 29,303,829 km (0.105 R)
• M23: 30,570,026 km (0.111 R)
• M24: 31,669,869 km (0.115 R)
• M25: 36,667,336 km (0.094 R)

Planet 5 - Gas Giant

Semi-Major Axis: 10.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 556.2

Radius: 11.9

Gravity: 3.93 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 8.93 AU - 11.15 AU

Year: 11985 Days

Day: 12.6 Hours

Environment

Temp: -183 °C

Axial Tilt: 24.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 85,937,656 km

• M1: 153,188 km (0.048 R)
• M2: 550,371 km (0.06 R)
• M3: 1,735,335 km (0.106 R)
• M4: 3,201,544 km (0.094 R)
• M5: 3,822,076 km (0.118 R)
• M6: 4,317,544 km (0.101 R)
• M7: 4,886,614 km (0.111 R)
• M8: 9,711,744 km (0.072 R)
• M9: 21,798,205 km (0.114 R)
• M10: 23,564,806 km (0.117 R)
• M11: 26,488,697 km (0.094 R)
• M12: 35,492,992 km (0.114 R)
• M13: 36,334,480 km (0.082 R)
• M14: 38,685,710 km (0.049 R)
• M15: 40,092,379 km (0.083 R)
• M16: 46,488,586 km (0.081 R)
• M17: 49,554,145 km (0.116 R)

Planet 6 - Ice Giant

Semi-Major Axis: 12.06 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 185.4

Radius: 7.4

Gravity: 3.39 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 10.17 AU - 13.95 AU

Year: 15778 Days

Day: 18.4 Hours

Environment

Temp: -181 °C

Axial Tilt: 32.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 85,937,656 km

• M1: 92,302 km (0.076 R)
• M2: 336,595 km (0.106 R)
• M3: 828,922 km (0.057 R)
• M4: 1,062,594 km (0.109 R)
• M5: 1,453,194 km (0.065 R)
• M6: 1,798,914 km (0.097 R)
• M7: 2,960,691 km (0.093 R)
• M8: 4,041,686 km (0.058 R)
• M9: 4,362,424 km (0.078 R)
• M10: 5,333,164 km (0.082 R)
• M11: 6,124,686 km (0.07 R)
• M12: 6,621,351 km (0.118 R)
• M13: 8,703,455 km (0.111 R)
• M14: 9,469,545 km (0.056 R)
• M15: 11,083,557 km (0.053 R)
• M16: 16,537,745 km (0.087 R)
• M17: 16,945,400 km (0.098 R)
• M18: 18,065,588 km (0.119 R)
• M19: 18,863,693 km (0.081 R)
• M20: 27,512,694 km (0.057 R)
• M21: 32,107,293 km (0.111 R)
• M22: 39,919,294 km (0.114 R)
• M23: 40,162,840 km (0.074 R)
• M24: 41,895,781 km (0.089 R)

Planet 7 - Ice Giant

Semi-Major Axis: 16.94 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 572.2

Radius: 5.4

Gravity: 19.62 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 16.33 AU - 17.55 AU

Year: 26266 Days

Day: 18.9 Hours

Environment

Temp: -200 °C

Axial Tilt: 44 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 85,937,656 km

• M1: 69,413 km (0.063 R)
• M2: 496,515 km (0.088 R)
• M3: 1,098,348 km (0.045 R)
• M4: 4,040,190 km (0.074 R)
• M5: 4,779,054 km (0.091 R)
• M6: 5,562,797 km (0.089 R)
• M7: 6,520,522 km (0.041 R)
• M8: 6,752,549 km (0.048 R)
• M9: 7,038,430 km (0.098 R)
• M10: 8,812,811 km (0.051 R)
• M11: 12,281,088 km (0.104 R)
• M12: 12,851,355 km (0.106 R)
• M13: 14,353,916 km (0.042 R)
• M14: 17,346,920 km (0.087 R)
• M15: 18,615,211 km (0.098 R)
• M16: 20,931,136 km (0.085 R)
• M17: 24,087,352 km (0.073 R)
• M18: 25,893,895 km (0.03 R)
• M19: 27,426,526 km (0.07 R)
• M20: 38,511,129 km (0.107 R)
• M21: 42,404,713 km (0.104 R)
• M22: 52,616,413 km (0.111 R)
• M23: 53,550,353 km (0.089 R)
• M24: 61,835,831 km (0.089 R)
• M25: 62,250,367 km (0.095 R)
• M26: 71,846,023 km (0.1 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 204 - 16,270 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit