🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.29 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.44

Radius: 1.16

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 0.44 AU - 0.72 AU

Year: 281 Days

Day: 39.3 Hours

Environment

Temp: -120 °C

Axial Tilt: 44.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 27,791,922 km

• M1: 29,471 km (0.101 R)
• M2: 135,536 km (0.032 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.59

Radius: 1.67

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 0.55 AU - 0.69 AU

Year: 310 Days

Day: 21.2 Hours

Environment

Temp: -136 °C

Axial Tilt: 8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 27,791,922 km

• M1: 639,830 km (0.101 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 799.2

Radius: 10.5

Gravity: 7.25 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 0.97 AU - 1.03 AU

Year: 636 Days

Day: 13.1 Hours

Environment

Temp: -157 °C

Axial Tilt: 21.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (52)

Outer Limit: 27,791,922 km

• M1: 132,544 km (0.066 R)
• M2: 219,011 km (0.111 R)
• M3: 362,176 km (0.065 R)
• M4: 430,991 km (0.095 R)
• M5: 518,506 km (0.084 R)
• M6: 613,202 km (0.081 R)
• M7: 684,859 km (0.111 R)
• M8: 896,989 km (0.104 R)
• M9: 1,089,521 km (0.103 R)
• M10: 1,154,896 km (0.088 R)
• M11: 1,233,883 km (0.109 R)
• M12: 1,340,098 km (0.081 R)
• M13: 1,475,783 km (0.103 R)
• M14: 1,595,760 km (0.063 R)
• M15: 1,677,591 km (0.118 R)
• M16: 1,838,707 km (0.044 R)
• M17: 1,917,546 km (0.068 R)
• M18: 1,997,580 km (0.096 R)
• M19: 2,486,017 km (0.039 R)
• M20: 2,589,689 km (0.026 R)
• M21: 2,809,897 km (0.094 R)
• M22: 2,876,318 km (0.065 R)
• M23: 3,053,293 km (0.106 R)
• M24: 3,216,504 km (0.075 R)
• M25: 3,444,491 km (0.06 R)
• M26: 3,533,651 km (0.104 R)
• M27: 3,687,139 km (0.077 R)
• M28: 4,037,946 km (0.101 R)
• M29: 4,246,036 km (0.091 R)
• M30: 4,525,784 km (0.079 R)
• M31: 4,604,024 km (0.089 R)
• M32: 4,692,736 km (0.032 R)
• M33: 4,791,769 km (0.089 R)
• M34: 4,861,632 km (0.065 R)
• M35: 4,941,816 km (0.1 R)
• M36: 5,022,449 km (0.119 R)
• M37: 5,318,354 km (0.081 R)
• M38: 5,620,093 km (0.116 R)
• M39: 5,714,938 km (0.083 R)
• M40: 5,863,489 km (0.108 R)
• M41: 6,186,171 km (0.114 R)
• M42: 6,547,749 km (0.103 R)
• M43: 6,803,861 km (0.072 R)
• M44: 6,893,769 km (0.045 R)
• M45: 6,961,387 km (0.033 R)
• M46: 7,131,630 km (0.046 R)
• M47: 7,199,996 km (0.055 R)
• M48: 7,499,192 km (0.099 R)
• M49: 7,673,623 km (0.066 R)
• M50: 7,743,784 km (0.113 R)
• M51: 7,931,978 km (0.059 R)
• M52: 8,038,492 km (0.101 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 564.2

Radius: 13.6

Gravity: 3.05 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 0.83 AU - 1.35 AU

Year: 724 Days

Day: 13 Hours

Environment

Temp: -167 °C

Axial Tilt: 25.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (43)

Outer Limit: 27,791,922 km

• M1: 171,888 km (0.096 R)
• M2: 257,009 km (0.119 R)
• M3: 382,073 km (0.046 R)
• M4: 478,564 km (0.102 R)
• M5: 568,921 km (0.109 R)
• M6: 766,689 km (0.092 R)
• M7: 888,013 km (0.11 R)
• M8: 1,016,518 km (0.116 R)
• M9: 1,123,181 km (0.112 R)
• M10: 1,245,851 km (0.078 R)
• M11: 1,354,908 km (0.081 R)
• M12: 1,480,121 km (0.071 R)
• M13: 1,669,063 km (0.091 R)
• M14: 1,797,269 km (0.033 R)
• M15: 1,971,251 km (0.075 R)
• M16: 2,056,821 km (0.092 R)
• M17: 2,180,239 km (0.077 R)
• M18: 2,581,610 km (0.102 R)
• M19: 2,795,236 km (0.055 R)
• M20: 3,014,696 km (0.112 R)
• M21: 3,114,179 km (0.11 R)
• M22: 3,214,709 km (0.083 R)
• M23: 3,342,016 km (0.086 R)
• M24: 3,584,365 km (0.108 R)
• M25: 3,958,659 km (0.086 R)
• M26: 4,150,593 km (0.06 R)
• M27: 4,317,544 km (0.057 R)
• M28: 4,449,041 km (0.088 R)
• M29: 4,534,311 km (0.039 R)
• M30: 4,871,206 km (0.108 R)
• M31: 5,018,111 km (0.114 R)
• M32: 5,226,202 km (0.056 R)
• M33: 5,316,260 km (0.11 R)
• M34: 5,599,897 km (0.113 R)
• M35: 5,702,521 km (0.107 R)
• M36: 5,992,891 km (0.058 R)
• M37: 6,182,282 km (0.043 R)
• M38: 6,480,729 km (0.065 R)
• M39: 6,577,669 km (0.085 R)
• M40: 7,180,847 km (0.081 R)
• M41: 7,438,455 km (0.083 R)
• M42: 7,562,621 km (0.095 R)
• M43: 7,756,051 km (0.114 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 707.9

Radius: 12.3

Gravity: 4.68 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 3.01 AU - 4.19 AU

Year: 4343 Days

Day: 12.5 Hours

Environment

Temp: -209 °C

Axial Tilt: 23.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (80)

Outer Limit: 27,791,922 km

• M1: 303,833 km (0.083 R)
• M2: 471,233 km (0.089 R)
• M3: 559,197 km (0.11 R)
• M4: 698,173 km (0.073 R)
• M5: 987,944 km (0.096 R)
• M6: 1,147,565 km (0.093 R)
• M7: 1,287,589 km (0.107 R)
• M8: 1,403,826 km (0.101 R)
• M9: 1,493,585 km (0.117 R)
• M10: 2,073,127 km (0.1 R)
• M11: 2,211,206 km (0.107 R)
• M12: 2,680,943 km (0.079 R)
• M13: 2,927,630 km (0.118 R)
• M14: 3,044,017 km (0.094 R)
• M15: 3,261,533 km (0.101 R)
• M16: 3,566,413 km (0.075 R)
• M17: 3,711,972 km (0.047 R)
• M18: 3,838,382 km (0.041 R)
• M19: 4,491,676 km (0.084 R)
• M20: 4,649,203 km (0.059 R)
• M21: 5,464,062 km (0.103 R)
• M22: 5,705,064 km (0.099 R)
• M23: 5,900,439 km (0.087 R)
• M24: 6,323,053 km (0.085 R)
• M25: 7,092,734 km (0.111 R)
• M26: 7,892,036 km (0.081 R)
• M27: 8,000,793 km (0.048 R)
• M28: 8,747,885 km (0.072 R)
• M29: 8,916,931 km (0.077 R)
• M30: 9,172,593 km (0.059 R)
• M31: 9,488,395 km (0.084 R)
• M32: 9,924,772 km (0.055 R)
• M33: 10,130,768 km (0.054 R)
• M34: 10,278,720 km (0.107 R)
• M35: 10,427,420 km (0.103 R)
• M36: 10,546,799 km (0.114 R)
• M37: 10,817,272 km (0.066 R)
• M38: 11,120,657 km (0.099 R)
• M39: 11,334,582 km (0.109 R)
• M40: 11,704,537 km (0.026 R)
• M41: 11,890,936 km (0.116 R)
• M42: 12,078,382 km (0.036 R)
• M43: 12,330,006 km (0.102 R)
• M44: 12,678,569 km (0.047 R)
• M45: 13,030,573 km (0.104 R)
• M46: 13,256,167 km (0.105 R)
• M47: 13,483,106 km (0.107 R)
• M48: 13,613,406 km (0.113 R)
• M49: 13,842,291 km (0.071 R)
• M50: 13,940,876 km (0.119 R)
• M51: 14,171,705 km (0.118 R)
• M52: 14,503,514 km (0.094 R)
• M53: 14,603,595 km (0.115 R)
• M54: 15,242,826 km (0.071 R)
• M55: 15,583,012 km (0.05 R)
• M56: 15,856,926 km (0.095 R)
• M57: 16,097,928 km (0.079 R)
• M58: 16,409,540 km (0.109 R)
• M59: 16,548,666 km (0.07 R)
• M60: 16,653,235 km (0.083 R)
• M61: 17,747,095 km (0.09 R)
• M62: 18,320,802 km (0.084 R)
• M63: 18,501,367 km (0.096 R)
• M64: 18,646,178 km (0.1 R)
• M65: 19,670,774 km (0.109 R)
• M66: 19,855,677 km (0.049 R)
• M67: 20,376,427 km (0.081 R)
• M68: 20,488,625 km (0.092 R)
• M69: 21,431,391 km (0.113 R)
• M70: 22,504,157 km (0.092 R)
• M71: 22,658,841 km (0.111 R)
• M72: 23,164,033 km (0.05 R)
• M73: 23,830,193 km (0.102 R)
• M74: 24,185,488 km (0.105 R)
• M75: 25,745,195 km (0.057 R)
• M76: 25,906,910 km (0.032 R)
• M77: 26,435,141 km (0.088 R)
• M78: 27,213,498 km (0.067 R)
• M79: 27,337,066 km (0.113 R)
• M80: 27,419,644 km (0.101 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 299 - 12,378 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit