🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.27 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.98

Radius: 1.74

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 0.41 AU - 0.65 AU

Year: 149 Days

Day: 23.1 Hours

Environment

Temp: 138 °C

Axial Tilt: 31.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 61,173,889 km

• M1: 65,225 km (0.041 R)
• M2: 353,051 km (0.079 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.94 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.47

Radius: 1.82

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 0.78 AU - 1.1 AU

Year: 351 Days

Day: 30.5 Hours

Environment

Temp: 6 °C

Axial Tilt: 157.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 61,173,889 km

• M1: 173,384 km (0.082 R)
• M2: 447,746 km (0.061 R)

Asteroid Belt

Center: 4.54 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 8.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 324.4

Radius: 10.8

Gravity: 2.78 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 7.87 AU - 8.41 AU

Year: 8941 Days

Day: 9.8 Hours

Environment

Temp: -168 °C

Axial Tilt: 20.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (85)

Outer Limit: 61,173,889 km

• M1: 154,535 km (0.076 R)
• M2: 616,792 km (0.081 R)
• M3: 801,695 km (0.103 R)
• M4: 1,194,090 km (0.101 R)
• M5: 1,326,335 km (0.095 R)
• M6: 1,394,551 km (0.066 R)
• M7: 1,498,971 km (0.113 R)
• M8: 1,697,637 km (0.088 R)
• M9: 1,982,621 km (0.108 R)
• M10: 2,534,188 km (0.049 R)
• M11: 2,816,330 km (0.048 R)
• M12: 2,995,099 km (0.106 R)
• M13: 3,411,131 km (0.113 R)
• M14: 3,650,188 km (0.113 R)
• M15: 3,771,811 km (0.096 R)
• M16: 3,894,930 km (0.053 R)
• M17: 4,094,494 km (0.112 R)
• M18: 4,846,373 km (0.091 R)
• M19: 4,926,707 km (0.063 R)
• M20: 5,115,649 km (0.09 R)
• M21: 5,473,038 km (0.085 R)
• M22: 6,009,945 km (0.084 R)
• M23: 6,183,030 km (0.102 R)
• M24: 6,712,307 km (0.074 R)
• M25: 6,831,836 km (0.093 R)
• M26: 6,952,112 km (0.101 R)
• M27: 8,130,046 km (0.079 R)
• M28: 8,257,653 km (0.106 R)
• M29: 8,353,844 km (0.087 R)
• M30: 9,169,452 km (0.087 R)
• M31: 9,369,015 km (0.106 R)
• M32: 9,536,415 km (0.112 R)
• M33: 10,181,481 km (0.055 R)
• M34: 10,388,226 km (0.105 R)
• M35: 11,016,537 km (0.105 R)
• M36: 11,264,271 km (0.087 R)
• M37: 11,513,950 km (0.115 R)
• M38: 11,909,786 km (0.1 R)
• M39: 12,346,761 km (0.114 R)
• M40: 12,641,020 km (0.119 R)
• M41: 13,236,569 km (0.112 R)
• M42: 13,689,252 km (0.106 R)
• M43: 14,108,575 km (0.118 R)
• M44: 15,038,326 km (0.115 R)
• M45: 16,308,561 km (0.09 R)
• M46: 16,672,084 km (0.106 R)
• M47: 16,793,857 km (0.097 R)
• M48: 16,875,089 km (0.045 R)
• M49: 17,778,361 km (0.088 R)
• M50: 18,866,236 km (0.062 R)
• M51: 19,035,431 km (0.081 R)
• M52: 19,503,523 km (0.112 R)
• M53: 19,631,878 km (0.059 R)
• M54: 19,846,402 km (0.116 R)
• M55: 20,018,439 km (0.115 R)
• M56: 20,104,757 km (0.098 R)
• M57: 20,537,992 km (0.076 R)
• M58: 20,886,705 km (0.11 R)
• M59: 20,974,220 km (0.111 R)
• M60: 21,061,884 km (0.049 R)
• M61: 21,369,457 km (0.075 R)
• M62: 21,457,720 km (0.079 R)
• M63: 22,749,797 km (0.041 R)
• M64: 22,839,855 km (0.114 R)
• M65: 23,110,627 km (0.106 R)
• M66: 23,246,462 km (0.09 R)
• M67: 23,564,357 km (0.105 R)
• M68: 24,526,870 km (0.094 R)
• M69: 24,757,999 km (0.092 R)
• M70: 25,222,351 km (0.063 R)
• M71: 25,877,140 km (0.075 R)
• M72: 25,971,088 km (0.043 R)
• M73: 26,206,705 km (0.073 R)
• M74: 26,442,920 km (0.115 R)
• M75: 27,971,511 km (0.095 R)
• M76: 29,922,267 km (0.065 R)
• M77: 30,218,620 km (0.08 R)
• M78: 30,367,171 km (0.118 R)
• M79: 30,864,285 km (0.06 R)
• M80: 31,765,612 km (0.083 R)
• M81: 32,472,611 km (0.118 R)
• M82: 32,929,782 km (0.081 R)
• M83: 33,184,697 km (0.102 R)
• M84: 33,645,309 km (0.113 R)
• M85: 34,056,554 km (0.074 R)

Planet 4 - Ice Giant

Semi-Major Axis: 15.05 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 281.8

Radius: 8

Gravity: 4.4 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 14.4 AU - 15.7 AU

Year: 22479 Days

Day: 18.8 Hours

Environment

Temp: -191 °C

Axial Tilt: 15.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (95)

Outer Limit: 61,173,889 km

• M1: 105,018 km (0.052 R)
• M2: 385,663 km (0.075 R)
• M3: 702,063 km (0.063 R)
• M4: 761,902 km (0.11 R)
• M5: 844,630 km (0.067 R)
• M6: 1,111,662 km (0.101 R)
• M7: 1,206,507 km (0.118 R)
• M8: 1,328,878 km (0.04 R)
• M9: 1,916,050 km (0.03 R)
• M10: 3,196,458 km (0.081 R)
• M11: 3,402,155 km (0.107 R)
• M12: 3,647,645 km (0.065 R)
• M13: 4,304,978 km (0.118 R)
• M14: 4,532,367 km (0.1 R)
• M15: 6,061,107 km (0.108 R)
• M16: 6,145,630 km (0.105 R)
• M17: 6,530,994 km (0.111 R)
• M18: 7,596,729 km (0.057 R)
• M19: 8,103,118 km (0.105 R)
• M20: 8,336,940 km (0.12 R)
• M21: 9,885,128 km (0.113 R)
• M22: 9,984,910 km (0.091 R)
• M23: 10,948,470 km (0.112 R)
• M24: 11,000,081 km (0.051 R)
• M25: 11,258,885 km (0.115 R)
• M26: 11,415,215 km (0.063 R)
• M27: 11,730,119 km (0.111 R)
• M28: 12,368,303 km (0.059 R)
• M29: 12,745,739 km (0.106 R)
• M30: 13,291,621 km (0.113 R)
• M31: 13,678,182 km (0.064 R)
• M32: 13,844,984 km (0.107 R)
• M33: 14,462,524 km (0.067 R)
• M34: 14,917,301 km (0.063 R)
• M35: 15,434,461 km (0.1 R)
• M36: 15,782,575 km (0.115 R)
• M37: 16,664,006 km (0.065 R)
• M38: 17,200,614 km (0.084 R)
• M39: 17,924,817 km (0.12 R)
• M40: 18,107,476 km (0.113 R)
• M41: 18,535,924 km (0.083 R)
• M42: 19,340,611 km (0.077 R)
• M43: 20,346,507 km (0.086 R)
• M44: 20,473,516 km (0.097 R)
• M45: 20,855,888 km (0.094 R)
• M46: 21,047,972 km (0.115 R)
• M47: 21,757,365 km (0.088 R)
• M48: 23,199,488 km (0.1 R)
• M49: 23,865,199 km (0.107 R)
• M50: 23,999,089 km (0.093 R)
• M51: 25,625,218 km (0.11 R)
• M52: 26,798,364 km (0.099 R)
• M53: 27,216,640 km (0.069 R)
• M54: 27,918,553 km (0.117 R)
• M55: 28,413,423 km (0.085 R)
• M56: 28,839,926 km (0.107 R)
• M57: 29,987,492 km (0.063 R)
• M58: 30,132,003 km (0.089 R)
• M59: 30,930,856 km (0.073 R)
• M60: 33,894,240 km (0.057 R)
• M61: 34,649,111 km (0.085 R)
• M62: 35,562,256 km (0.113 R)
• M63: 36,021,821 km (0.117 R)
• M64: 36,175,458 km (0.11 R)
• M65: 37,334,542 km (0.096 R)
• M66: 38,114,097 km (0.029 R)
• M67: 38,348,965 km (0.09 R)
• M68: 38,662,971 km (0.085 R)
• M69: 38,741,510 km (0.101 R)
• M70: 39,847,786 km (0.034 R)
• M71: 40,484,625 km (0.097 R)
• M72: 40,964,535 km (0.104 R)
• M73: 42,739,962 km (0.091 R)
• M74: 43,391,760 km (0.087 R)
• M75: 44,128,978 km (0.104 R)
• M76: 45,948,388 km (0.104 R)
• M77: 46,198,366 km (0.117 R)
• M78: 46,783,593 km (0.079 R)
• M79: 47,455,287 km (0.096 R)
• M80: 47,876,704 km (0.11 R)
• M81: 48,893,222 km (0.051 R)
• M82: 49,233,557 km (0.093 R)
• M83: 50,603,125 km (0.083 R)
• M84: 52,593,824 km (0.098 R)
• M85: 52,942,537 km (0.082 R)
• M86: 53,204,632 km (0.109 R)
• M87: 54,609,805 km (0.113 R)
• M88: 55,405,516 km (0.059 R)
• M89: 57,546,262 km (0.104 R)
• M90: 58,626,807 km (0.118 R)
• M91: 59,804,890 km (0.1 R)
• M92: 59,986,801 km (0.114 R)
• M93: 60,351,222 km (0.082 R)
• M94: 60,807,794 km (0.075 R)
• M95: 61,082,307 km (0.075 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 525 - 11,529 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit