🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.37

Radius: 1.41

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 0.46 AU - 0.56 AU

Year: 239 Days

Day: 44.7 Hours

Environment

Temp: -116 °C

Axial Tilt: 28.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 1 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 1.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 756.3

Radius: 13.8

Gravity: 3.97 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 1.44 AU - 1.54 AU

Year: 1193 Days

Day: 5 Hours

Environment

Temp: -187 °C

Axial Tilt: 0.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 59,725,056 km

• M1: 171,589 km (0.086 R)
• M2: 785,838 km (0.086 R)
• M3: 1,271,881 km (0.115 R)
• M4: 1,714,092 km (0.118 R)
• M5: 2,162,288 km (0.111 R)
• M6: 2,740,783 km (0.031 R)
• M7: 3,230,716 km (0.096 R)
• M8: 3,763,134 km (0.111 R)
• M9: 4,719,214 km (0.094 R)
• M10: 5,224,706 km (0.089 R)
• M11: 5,853,017 km (0.096 R)
• M12: 6,673,262 km (0.066 R)
• M13: 10,675,454 km (0.04 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 782.4

Radius: 10.6

Gravity: 6.96 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 1.64 AU - 2.1 AU

Year: 1678 Days

Day: 11.3 Hours

Environment

Temp: -195 °C

Axial Tilt: 16.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 59,725,056 km

• M1: 131,796 km (0.101 R)
• M2: 547,977 km (0.079 R)
• M3: 1,165,517 km (0.069 R)
• M4: 2,020,319 km (0.097 R)
• M5: 2,393,865 km (0.1 R)
• M6: 2,813,637 km (0.102 R)
• M7: 3,767,622 km (0.11 R)
• M8: 4,778,455 km (0.086 R)
• M9: 5,724,213 km (0.092 R)
• M10: 6,685,828 km (0.088 R)
• M11: 7,191,918 km (0.052 R)
• M12: 7,723,289 km (0.105 R)
• M13: 9,443,066 km (0.09 R)
• M14: 10,288,145 km (0.027 R)
• M15: 10,854,821 km (0.05 R)
• M16: 11,592,339 km (0.039 R)
• M17: 12,089,453 km (0.07 R)
• M18: 12,640,721 km (0.049 R)
• M19: 13,708,850 km (0.049 R)
• M20: 14,135,204 km (0.061 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 671.7

Radius: 9.1

Gravity: 8.11 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 3.25 AU - 5.19 AU

Year: 5687 Days

Day: 13.8 Hours

Environment

Temp: -213 °C

Axial Tilt: 7.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 59,725,056 km

• M1: 120,875 km (0.063 R)
• M2: 450,589 km (0.109 R)
• M3: 1,001,558 km (0.088 R)
• M4: 1,620,295 km (0.099 R)
• M5: 2,166,776 km (0.113 R)
• M6: 2,775,938 km (0.063 R)
• M7: 4,510,825 km (0.102 R)
• M8: 6,338,163 km (0.077 R)
• M9: 7,009,408 km (0.093 R)
• M10: 9,563,493 km (0.114 R)
• M11: 9,910,261 km (0.077 R)
• M12: 11,673,571 km (0.097 R)
• M13: 13,047,328 km (0.1 R)
• M14: 15,630,883 km (0.118 R)
• M15: 18,604,440 km (0.077 R)
• M16: 21,860,587 km (0.082 R)
• M17: 23,623,149 km (0.051 R)
• M18: 24,579,379 km (0.12 R)
• M19: 29,294,554 km (0.111 R)
• M20: 31,528,798 km (0.112 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 660.5

Radius: 14.7

Gravity: 3.06 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 4.8 AU - 5.06 AU

Year: 7181 Days

Day: 5.5 Hours

Environment

Temp: -219 °C

Axial Tilt: 96.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 59,725,056 km

• M1: 187,895 km (0.11 R)
• M2: 816,804 km (0.062 R)
• M3: 1,276,219 km (0.101 R)
• M4: 1,945,969 km (0.117 R)
• M5: 2,407,329 km (0.107 R)
• M6: 3,314,939 km (0.062 R)
• M7: 3,909,441 km (0.108 R)
• M8: 4,414,633 km (0.106 R)
• M9: 5,078,698 km (0.041 R)
• M10: 6,608,486 km (0.094 R)
• M11: 7,107,993 km (0.052 R)
• M12: 8,718,414 km (0.076 R)
• M13: 9,453,389 km (0.064 R)
• M14: 9,950,802 km (0.107 R)
• M15: 11,146,537 km (0.101 R)
• M16: 11,702,144 km (0.063 R)
• M17: 12,223,343 km (0.094 R)
• M18: 12,869,306 km (0.115 R)
• M19: 13,651,404 km (0.093 R)
• M20: 14,465,217 km (0.066 R)
• M21: 15,066,002 km (0.099 R)
• M22: 18,533,531 km (0.112 R)
• M23: 20,791,561 km (0.081 R)
• M24: 21,557,652 km (0.053 R)
• M25: 22,822,352 km (0.113 R)
• M26: 24,472,267 km (0.041 R)
• M27: 26,288,834 km (0.117 R)
• M28: 28,660,858 km (0.1 R)
• M29: 35,101,794 km (0.077 R)
• M30: 35,969,312 km (0.11 R)

Asteroid Belt

Center: 5.88 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Ice Giant

Semi-Major Axis: 6.82 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 401.2

Radius: 5.7

Gravity: 12.35 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 5.8 AU - 7.84 AU

Year: 11684 Days

Day: 20.2 Hours

Environment

Temp: -222 °C

Axial Tilt: 26.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 59,725,056 km

• M1: 70,909 km (0.095 R)
• M2: 356,641 km (0.086 R)
• M3: 556,803 km (0.093 R)
• M4: 860,637 km (0.085 R)
• M5: 1,131,857 km (0.081 R)
• M6: 1,356,105 km (0.091 R)
• M7: 1,652,608 km (0.088 R)
• M8: 1,958,984 km (0.116 R)
• M9: 2,665,385 km (0.064 R)
• M10: 3,065,410 km (0.039 R)
• M11: 3,432,673 km (0.061 R)
• M12: 5,013,922 km (0.067 R)
• M13: 5,201,219 km (0.113 R)
• M14: 7,460,895 km (0.11 R)
• M15: 7,871,391 km (0.058 R)
• M16: 8,515,111 km (0.115 R)
• M17: 12,269,120 km (0.078 R)
• M18: 12,957,270 km (0.118 R)
• M19: 17,137,932 km (0.08 R)
• M20: 19,646,240 km (0.108 R)
• M21: 20,034,596 km (0.111 R)
• M22: 22,642,535 km (0.082 R)
• M23: 24,116,074 km (0.092 R)
• M24: 29,623,670 km (0.069 R)
• M25: 29,929,298 km (0.082 R)
• M26: 35,339,505 km (0.116 R)
• M27: 39,123,583 km (0.055 R)

Planet 7 - Ice Giant

Semi-Major Axis: 8.5 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 501.4

Radius: 5.4

Gravity: 17.19 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 7.03 AU - 9.97 AU

Year: 16257 Days

Day: 23 Hours

Environment

Temp: -230 °C

Axial Tilt: 37.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 59,725,056 km

• M1: 67,618 km (0.103 R)
• M2: 272,567 km (0.091 R)
• M3: 463,604 km (0.113 R)
• M4: 668,403 km (0.111 R)
• M5: 1,507,199 km (0.091 R)
• M6: 1,759,869 km (0.094 R)
• M7: 1,967,511 km (0.116 R)
• M8: 2,968,171 km (0.074 R)
• M9: 3,340,670 km (0.105 R)
• M10: 4,148,798 km (0.079 R)
• M11: 5,911,958 km (0.073 R)
• M12: 6,182,282 km (0.079 R)
• M13: 8,027,422 km (0.092 R)
• M14: 8,359,080 km (0.044 R)
• M15: 10,101,447 km (0.109 R)
• M16: 11,173,615 km (0.083 R)
• M17: 13,608,320 km (0.088 R)
• M18: 14,423,329 km (0.102 R)
• M19: 16,985,791 km (0.104 R)
• M20: 19,580,267 km (0.095 R)
• M21: 21,419,423 km (0.057 R)
• M22: 23,949,123 km (0.117 R)
• M23: 25,946,703 km (0.111 R)
• M24: 26,462,816 km (0.048 R)
• M25: 27,302,958 km (0.099 R)
• M26: 28,160,752 km (0.026 R)
• M27: 29,036,348 km (0.072 R)
• M28: 30,042,843 km (0.085 R)
• M29: 32,243,876 km (0.085 R)
• M30: 32,600,966 km (0.062 R)
• M31: 35,049,136 km (0.094 R)
• M32: 40,033,288 km (0.053 R)
• M33: 43,557,814 km (0.114 R)
• M34: 44,286,654 km (0.045 R)
• M35: 48,363,645 km (0.107 R)
• M36: 52,848,589 km (0.062 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 463 - 16,001 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit