🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.64 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 1.28 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.3

Radius: 1.4

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 1.06 AU - 1.5 AU

Year: 521 Days

Day: 38.3 Hours

Environment

Temp: -10 °C

Axial Tilt: 17.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 1.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.45

Radius: 0.73

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 1.3 AU - 1.82 AU

Year: 701 Days

Day: 41 Hours

Environment

Temp: -44 °C

Axial Tilt: 39.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.67 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.46

Radius: 1.43

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 1.55 AU - 1.79 AU

Year: 777 Days

Day: 16.4 Hours

Environment

Temp: -38 °C

Axial Tilt: 28.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.72 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.17

Radius: 1.36

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 1.54 AU - 1.9 AU

Year: 812 Days

Day: 21.5 Hours

Environment

Temp: -52 °C

Axial Tilt: 10.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Gas Giant

Semi-Major Axis: 5.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 88.2

Radius: 9.9

Gravity: 0.9 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 5.47 AU - 5.97 AU

Year: 4923 Days

Day: 7.6 Hours

Environment

Temp: -150 °C

Axial Tilt: 0.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (60)

Outer Limit: 107,950,163 km

• M1: 128,355 km (0.09 R)
• M2: 229,633 km (0.05 R)
• M3: 337,642 km (0.06 R)
• M4: 424,409 km (0.117 R)
• M5: 534,064 km (0.085 R)
• M6: 603,627 km (0.037 R)
• M7: 737,518 km (0.046 R)
• M8: 849,118 km (0.107 R)
• M9: 941,120 km (0.116 R)
• M10: 1,181,524 km (0.07 R)
• M11: 1,304,493 km (0.106 R)
• M12: 1,412,054 km (0.094 R)
• M13: 1,532,780 km (0.084 R)
• M14: 1,667,717 km (0.036 R)
• M15: 1,795,773 km (0.118 R)
• M16: 1,982,920 km (0.105 R)
• M17: 2,176,649 km (0.052 R)
• M18: 2,681,691 km (0.11 R)
• M19: 2,858,217 km (0.086 R)
• M20: 3,038,482 km (0.093 R)
• M21: 3,169,530 km (0.072 R)
• M22: 3,740,695 km (0.047 R)
• M23: 3,839,130 km (0.054 R)
• M24: 4,009,672 km (0.102 R)
• M25: 4,110,351 km (0.106 R)
• M26: 4,329,063 km (0.092 R)
• M27: 5,304,591 km (0.105 R)
• M28: 5,671,405 km (0.106 R)
• M29: 5,752,188 km (0.093 R)
• M30: 5,997,079 km (0.115 R)
• M31: 6,079,358 km (0.057 R)
• M32: 6,513,940 km (0.074 R)
• M33: 6,683,734 km (0.107 R)
• M34: 6,803,412 km (0.109 R)
• M35: 7,045,162 km (0.091 R)
• M36: 7,132,078 km (0.071 R)
• M37: 7,448,328 km (0.118 R)
• M38: 7,572,495 km (0.104 R)
• M39: 7,769,066 km (0.075 R)
• M40: 7,858,975 km (0.118 R)
• M41: 8,185,547 km (0.084 R)
• M42: 8,368,954 km (0.036 R)
• M43: 8,852,005 km (0.11 R)
• M44: 9,459,223 km (0.097 R)
• M45: 9,651,606 km (0.072 R)
• M46: 9,729,098 km (0.052 R)
• M47: 9,923,276 km (0.112 R)
• M48: 10,197,488 km (0.052 R)
• M49: 10,394,958 km (0.046 R)
• M50: 10,894,016 km (0.046 R)
• M51: 11,176,906 km (0.111 R)
• M52: 11,688,231 km (0.04 R)
• M53: 11,957,059 km (0.102 R)
• M54: 12,040,235 km (0.119 R)
• M55: 12,543,033 km (0.071 R)
• M56: 12,860,929 km (0.065 R)
• M57: 13,374,947 km (0.091 R)
• M58: 13,526,191 km (0.094 R)
• M59: 14,005,053 km (0.076 R)
• M60: 14,114,709 km (0.048 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 317

Radius: 12.1

Gravity: 2.17 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 5.43 AU - 8.29 AU

Year: 6466 Days

Day: 5.3 Hours

Environment

Temp: -147 °C

Axial Tilt: 13.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (75)

Outer Limit: 107,950,163 km

• M1: 170,242 km (0.065 R)
• M2: 422,464 km (0.079 R)
• M3: 833,859 km (0.116 R)
• M4: 957,875 km (0.071 R)
• M5: 1,075,309 km (0.082 R)
• M6: 1,156,392 km (0.085 R)
• M7: 1,594,863 km (0.077 R)
• M8: 1,816,866 km (0.082 R)
• M9: 2,256,235 km (0.114 R)
• M10: 2,362,450 km (0.074 R)
• M11: 2,766,214 km (0.102 R)
• M12: 2,880,208 km (0.081 R)
• M13: 3,211,866 km (0.086 R)
• M14: 3,701,201 km (0.03 R)
• M15: 3,784,976 km (0.091 R)
• M16: 3,954,620 km (0.11 R)
• M17: 4,062,031 km (0.096 R)
• M18: 4,192,181 km (0.118 R)
• M19: 4,501,250 km (0.069 R)
• M20: 4,658,627 km (0.081 R)
• M21: 4,932,840 km (0.119 R)
• M22: 5,282,899 km (0.092 R)
• M23: 5,401,381 km (0.092 R)
• M24: 5,884,432 km (0.086 R)
• M25: 6,131,269 km (0.116 R)
• M26: 6,533,238 km (0.12 R)
• M27: 6,609,533 km (0.062 R)
• M28: 7,100,065 km (0.053 R)
• M29: 7,495,601 km (0.087 R)
• M30: 7,790,309 km (0.114 R)
• M31: 7,898,319 km (0.055 R)
• M32: 8,006,927 km (0.103 R)
• M33: 8,170,886 km (0.081 R)
• M34: 8,335,893 km (0.117 R)
• M35: 8,557,597 km (0.059 R)
• M36: 8,809,370 km (0.094 R)
• M37: 9,205,954 km (0.119 R)
• M38: 9,348,969 km (0.05 R)
• M39: 9,463,860 km (0.101 R)
• M40: 10,460,182 km (0.039 R)
• M41: 12,965,647 km (0.067 R)
• M42: 13,546,686 km (0.097 R)
• M43: 14,136,101 km (0.089 R)
• M44: 14,235,285 km (0.109 R)
• M45: 14,367,679 km (0.085 R)
• M46: 14,633,813 km (0.119 R)
• M47: 15,340,214 km (0.087 R)
• M48: 15,714,808 km (0.095 R)
• M49: 15,885,947 km (0.03 R)
• M50: 16,264,879 km (0.063 R)
• M51: 16,403,407 km (0.039 R)
• M52: 16,681,659 km (0.083 R)
• M53: 16,926,401 km (0.06 R)
• M54: 17,101,879 km (0.059 R)
• M55: 17,738,867 km (0.027 R)
• M56: 18,311,527 km (0.042 R)
• M57: 18,564,049 km (0.107 R)
• M58: 18,781,414 km (0.111 R)
• M59: 19,696,056 km (0.065 R)
• M60: 20,475,610 km (0.117 R)
• M61: 21,341,034 km (0.076 R)
• M62: 21,873,602 km (0.074 R)
• M63: 22,064,788 km (0.037 R)
• M64: 22,333,616 km (0.115 R)
• M65: 22,564,744 km (0.117 R)
• M66: 22,680,683 km (0.054 R)
• M67: 23,146,231 km (0.049 R)
• M68: 23,654,266 km (0.069 R)
• M69: 23,968,720 km (0.119 R)
• M70: 24,047,559 km (0.063 R)
• M71: 24,760,841 km (0.064 R)
• M72: 24,880,370 km (0.03 R)
• M73: 25,601,880 km (0.106 R)
• M74: 26,289,432 km (0.068 R)
• M75: 26,370,813 km (0.059 R)

Planet 7 - Ice Giant

Semi-Major Axis: 20.15 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 738.4

Radius: 3.5

Gravity: 60.28 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 17.23 AU - 23.07 AU

Year: 32552 Days

Day: 18.3 Hours

Environment

Temp: -204 °C

Axial Tilt: 47.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (93)

Outer Limit: 107,950,163 km

• M1: 70,760 km (0.074 R)
• M2: 106,663 km (0.08 R)
• M3: 419,921 km (0.059 R)
• M4: 549,174 km (0.092 R)
• M5: 780,602 km (0.076 R)
• M6: 972,386 km (0.094 R)
• M7: 1,005,746 km (0.097 R)
• M8: 1,178,233 km (0.099 R)
• M9: 1,286,392 km (0.104 R)
• M10: 1,629,420 km (0.116 R)
• M11: 1,790,687 km (0.096 R)
• M12: 2,439,492 km (0.034 R)
• M13: 3,507,172 km (0.089 R)
• M14: 4,869,710 km (0.09 R)
• M15: 5,218,572 km (0.087 R)
• M16: 6,628,382 km (0.068 R)
• M17: 6,949,569 km (0.116 R)
• M18: 8,629,852 km (0.109 R)
• M19: 9,335,356 km (0.115 R)
• M20: 11,026,859 km (0.117 R)
• M21: 12,414,828 km (0.089 R)
• M22: 12,889,652 km (0.073 R)
• M23: 13,450,943 km (0.092 R)
• M24: 13,612,808 km (0.027 R)
• M25: 14,266,700 km (0.112 R)
• M26: 16,982,500 km (0.054 R)
• M27: 17,245,194 km (0.109 R)
• M28: 18,130,215 km (0.099 R)
• M29: 18,398,593 km (0.069 R)
• M30: 18,848,883 km (0.085 R)
• M31: 19,485,272 km (0.025 R)
• M32: 19,576,677 km (0.095 R)
• M33: 20,128,693 km (0.075 R)
• M34: 21,341,931 km (0.086 R)
• M35: 26,223,759 km (0.034 R)
• M36: 28,579,626 km (0.074 R)
• M37: 28,787,567 km (0.105 R)
• M38: 29,519,699 km (0.091 R)
• M39: 30,046,433 km (0.039 R)
• M40: 31,109,027 km (0.064 R)
• M41: 31,967,868 km (0.064 R)
• M42: 32,292,047 km (0.091 R)
• M43: 34,259,408 km (0.06 R)
• M44: 34,369,812 km (0.095 R)
• M45: 34,480,364 km (0.075 R)
• M46: 35,257,525 km (0.082 R)
• M47: 36,040,521 km (0.117 R)
• M48: 36,490,511 km (0.11 R)
• M49: 38,308,724 km (0.039 R)
• M50: 38,652,948 km (0.097 R)
• M51: 38,767,989 km (0.077 R)
• M52: 40,040,020 km (0.117 R)
• M53: 40,272,794 km (0.113 R)
• M54: 42,625,071 km (0.104 R)
• M55: 47,092,512 km (0.096 R)
• M56: 47,954,196 km (0.07 R)
• M57: 50,696,325 km (0.093 R)
• M58: 51,705,961 km (0.112 R)
• M59: 53,616,924 km (0.102 R)
• M60: 59,619,389 km (0.11 R)
• M61: 63,511,327 km (0.082 R)
• M62: 63,918,682 km (0.114 R)
• M63: 64,190,651 km (0.109 R)
• M64: 64,463,069 km (0.106 R)
• M65: 68,038,907 km (0.108 R)
• M66: 70,271,206 km (0.109 R)
• M67: 71,114,489 km (0.095 R)
• M68: 71,961,064 km (0.113 R)
• M69: 74,092,235 km (0.095 R)
• M70: 75,380,871 km (0.078 R)
• M71: 76,099,988 km (0.104 R)
• M72: 80,315,357 km (0.109 R)
• M73: 85,203,318 km (0.064 R)
• M74: 85,353,065 km (0.092 R)
• M75: 85,952,354 km (0.039 R)
• M76: 86,703,485 km (0.042 R)
• M77: 89,273,726 km (0.119 R)
• M78: 91,409,086 km (0.056 R)
• M79: 94,179,190 km (0.103 R)
• M80: 99,486,324 km (0.092 R)
• M81: 99,801,527 km (0.1 R)
• M82: 101,065,479 km (0.077 R)
• M83: 101,699,624 km (0.093 R)
• M84: 102,334,967 km (0.11 R)
• M85: 102,653,161 km (0.08 R)
• M86: 102,971,655 km (0.048 R)
• M87: 103,130,977 km (0.11 R)
• M88: 104,088,852 km (0.095 R)
• M89: 105,531,424 km (0.089 R)
• M90: 106,335,662 km (0.108 R)
• M91: 106,980,429 km (0.085 R)
• M92: 107,464,977 km (0.073 R)
• M93: 107,950,123 km (0.116 R)

Kuiper Belt

Range: 30.5 - 53.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 206 - 18,671 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit