🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.22 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.54

Radius: 1.45

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 1.1 AU - 1.34 AU

Year: 497 Days

Day: 37.9 Hours

Environment

Temp: -14 °C

Axial Tilt: 36.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 1.47 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.42

Radius: 1.81

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 1.18 AU - 1.76 AU

Year: 658 Days

Day: 42.6 Hours

Environment

Temp: -37 °C

Axial Tilt: 14.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.1 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 4.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 256.4

Radius: 9.6

Gravity: 2.78 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 3.94 AU - 5.52 AU

Year: 3795 Days

Day: 9.1 Hours

Environment

Temp: -135 °C

Axial Tilt: 9.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 62,539,123 km

• M1: 119,379 km (0.087 R)
• M2: 708,795 km (0.083 R)
• M3: 1,178,382 km (0.082 R)
• M4: 1,529,788 km (0.096 R)
• M5: 2,184,428 km (0.114 R)
• M6: 3,128,690 km (0.111 R)
• M7: 3,739,348 km (0.098 R)
• M8: 4,202,653 km (0.072 R)
• M9: 5,314,764 km (0.092 R)
• M10: 5,651,957 km (0.093 R)
• M11: 6,158,496 km (0.098 R)
• M12: 6,476,690 km (0.112 R)
• M13: 6,778,130 km (0.119 R)
• M14: 7,557,834 km (0.11 R)
• M15: 9,295,413 km (0.103 R)
• M16: 11,762,432 km (0.104 R)
• M17: 12,253,711 km (0.102 R)
• M18: 12,844,174 km (0.111 R)
• M19: 13,675,639 km (0.096 R)
• M20: 15,640,607 km (0.074 R)
• M21: 17,311,316 km (0.077 R)
• M22: 17,733,631 km (0.1 R)
• M23: 18,108,822 km (0.087 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 698.8

Radius: 11

Gravity: 5.78 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 4.46 AU - 5.5 AU

Year: 4100 Days

Day: 8.6 Hours

Environment

Temp: -131 °C

Axial Tilt: 15.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 62,539,123 km

• M1: 137,331 km (0.049 R)
• M2: 597,195 km (0.12 R)
• M3: 980,764 km (0.114 R)
• M4: 2,170,665 km (0.06 R)
• M5: 3,948,785 km (0.075 R)
• M6: 4,740,009 km (0.046 R)
• M7: 5,413,947 km (0.085 R)
• M8: 6,209,957 km (0.084 R)
• M9: 7,049,800 km (0.119 R)
• M10: 8,690,140 km (0.115 R)
• M11: 9,381,282 km (0.075 R)
• M12: 10,359,353 km (0.071 R)
• M13: 11,092,383 km (0.069 R)
• M14: 11,539,381 km (0.042 R)
• M15: 11,905,747 km (0.116 R)
• M16: 14,269,542 km (0.051 R)
• M17: 14,906,231 km (0.042 R)
• M18: 16,293,452 km (0.09 R)
• M19: 18,254,082 km (0.099 R)
• M20: 19,323,258 km (0.096 R)
• M21: 20,036,989 km (0.087 R)
• M22: 22,709,854 km (0.038 R)

Planet 5 - Ice Giant

Semi-Major Axis: 13.51 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 498.5

Radius: 5.4

Gravity: 17.1 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 12.47 AU - 14.55 AU

Year: 18321 Days

Day: 24.6 Hours

Environment

Temp: -185 °C

Axial Tilt: 45.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 62,539,123 km

• M1: 70,909 km (0.103 R)
• M2: 259,702 km (0.07 R)
• M3: 851,810 km (0.09 R)
• M4: 1,038,957 km (0.12 R)
• M5: 1,336,507 km (0.098 R)
• M6: 1,808,339 km (0.105 R)
• M7: 3,747,277 km (0.111 R)
• M8: 5,017,662 km (0.115 R)
• M9: 7,022,274 km (0.113 R)
• M10: 7,469,870 km (0.115 R)
• M11: 9,831,871 km (0.09 R)
• M12: 10,854,971 km (0.108 R)
• M13: 11,091,635 km (0.119 R)
• M14: 15,140,950 km (0.066 R)
• M15: 17,211,235 km (0.082 R)
• M16: 18,946,421 km (0.113 R)
• M17: 23,050,788 km (0.1 R)
• M18: 26,305,439 km (0.107 R)
• M19: 28,938,362 km (0.083 R)
• M20: 33,707,991 km (0.069 R)
• M21: 35,105,983 km (0.078 R)
• M22: 45,071,146 km (0.111 R)
• M23: 52,779,774 km (0.097 R)
• M24: 54,662,164 km (0.096 R)

Planet 6 - Ice Giant

Semi-Major Axis: 19.08 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 160.9

Radius: 4.6

Gravity: 7.6 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 17.4 AU - 20.76 AU

Year: 30750 Days

Day: 15.4 Hours

Environment

Temp: -191 °C

Axial Tilt: 47.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 62,539,123 km

• M1: 57,446 km (0.114 R)
• M2: 294,409 km (0.051 R)
• M3: 564,582 km (0.103 R)
• M4: 1,105,528 km (0.078 R)
• M5: 1,259,913 km (0.075 R)
• M6: 2,448,618 km (0.068 R)
• M7: 3,650,637 km (0.119 R)
• M8: 3,937,266 km (0.103 R)
• M9: 4,620,480 km (0.089 R)
• M10: 5,379,689 km (0.032 R)
• M11: 7,363,207 km (0.084 R)
• M12: 7,867,502 km (0.086 R)
• M13: 8,842,730 km (0.071 R)
• M14: 9,359,292 km (0.116 R)
• M15: 10,738,734 km (0.064 R)
• M16: 12,566,221 km (0.063 R)
• M17: 16,823,328 km (0.067 R)
• M18: 17,295,608 km (0.112 R)
• M19: 18,020,560 km (0.104 R)
• M20: 18,765,407 km (0.069 R)
• M21: 19,703,536 km (0.107 R)
• M22: 21,672,692 km (0.085 R)
• M23: 23,088,187 km (0.117 R)
• M24: 25,582,283 km (0.071 R)
• M25: 27,054,476 km (0.043 R)
• M26: 29,254,312 km (0.111 R)
• M27: 29,822,336 km (0.042 R)
• M28: 30,980,373 km (0.09 R)
• M29: 31,570,536 km (0.117 R)
• M30: 40,636,766 km (0.038 R)
• M31: 41,486,182 km (0.102 R)
• M32: 44,701,639 km (0.105 R)
• M33: 46,063,578 km (0.112 R)
• M34: 51,953,695 km (0.091 R)
• M35: 53,966,684 km (0.056 R)
• M36: 54,992,476 km (0.074 R)
• M37: 61,236,093 km (0.087 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 360 - 13,268 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit