🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.28 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.19

Radius: 0.51

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 0.49 AU - 0.61 AU

Year: 147 Days

Day: 32.6 Hours

Environment

Temp: 212 °C

Axial Tilt: 11.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 89,065,833 km

• M1: 40,691 km (0.096 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.19 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 5

Radius: 1.9

Gravity: 1.39 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 1.13 AU - 1.25 AU

Year: 467 Days

Day: 33.1 Hours

Environment

Temp: 14 °C

Axial Tilt: 7.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Asteroid Belt

Center: 7.38 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Ice Giant

Semi-Major Axis: 13.56 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 237.3

Radius: 3.8

Gravity: 16.43 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 11.43 AU - 15.69 AU

Year: 17971 Days

Day: 20.9 Hours

Environment

Temp: -184 °C

Axial Tilt: 22.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (94)

Outer Limit: 89,065,833 km

• M1: 104,569 km (0.081 R)
• M2: 138,528 km (0.1 R)
• M3: 167,250 km (0.072 R)
• M4: 292,763 km (0.117 R)
• M5: 331,808 km (0.104 R)
• M6: 444,904 km (0.088 R)
• M7: 537,655 km (0.045 R)
• M8: 777,909 km (0.102 R)
• M9: 833,410 km (0.117 R)
• M10: 1,130,212 km (0.097 R)
• M11: 1,738,626 km (0.083 R)
• M12: 1,985,912 km (0.091 R)
• M13: 2,297,225 km (0.095 R)
• M14: 2,377,409 km (0.05 R)
• M15: 3,051,497 km (0.108 R)
• M16: 3,080,819 km (0.048 R)
• M17: 3,593,341 km (0.112 R)
• M18: 3,686,540 km (0.089 R)
• M19: 3,843,618 km (0.102 R)
• M20: 3,875,333 km (0.114 R)
• M21: 4,131,893 km (0.094 R)
• M22: 4,262,343 km (0.034 R)
• M23: 4,393,989 km (0.1 R)
• M24: 4,899,779 km (0.058 R)
• M25: 5,003,151 km (0.111 R)
• M26: 6,714,102 km (0.113 R)
• M27: 6,790,547 km (0.071 R)
• M28: 6,905,737 km (0.089 R)
• M29: 6,982,929 km (0.079 R)
• M30: 7,060,421 km (0.097 R)
• M31: 7,255,497 km (0.093 R)
• M32: 7,491,861 km (0.044 R)
• M33: 8,544,731 km (0.104 R)
• M34: 10,033,529 km (0.116 R)
• M35: 10,208,708 km (0.119 R)
• M36: 12,015,551 km (0.098 R)
• M37: 13,193,784 km (0.105 R)
• M38: 13,530,230 km (0.064 R)
• M39: 13,578,550 km (0.106 R)
• M40: 13,626,870 km (0.039 R)
• M41: 14,655,505 km (0.094 R)
• M42: 14,804,504 km (0.073 R)
• M43: 14,953,953 km (0.063 R)
• M44: 15,355,025 km (0.119 R)
• M45: 15,455,854 km (0.104 R)
• M46: 16,942,258 km (0.064 R)
• M47: 18,046,739 km (0.068 R)
• M48: 18,366,579 km (0.088 R)
• M49: 18,849,781 km (0.033 R)
• M50: 20,269,165 km (0.114 R)
• M51: 21,103,622 km (0.054 R)
• M52: 21,496,765 km (0.119 R)
• M53: 21,609,562 km (0.076 R)
• M54: 21,666,110 km (0.094 R)
• M55: 21,835,754 km (0.081 R)
• M56: 22,518,967 km (0.116 R)
• M57: 23,209,212 km (0.088 R)
• M58: 23,267,106 km (0.108 R)
• M59: 24,023,324 km (0.082 R)
• M60: 24,257,594 km (0.106 R)
• M61: 24,551,404 km (0.06 R)
• M62: 25,380,775 km (0.069 R)
• M63: 26,884,233 km (0.086 R)
• M64: 26,944,970 km (0.115 R)
• M65: 29,725,097 km (0.084 R)
• M66: 30,228,943 km (0.105 R)
• M67: 30,355,203 km (0.082 R)
• M68: 31,885,290 km (0.115 R)
• M69: 33,049,311 km (0.108 R)
• M70: 34,292,918 km (0.111 R)
• M71: 34,358,891 km (0.068 R)
• M72: 36,086,447 km (0.101 R)
• M73: 36,287,507 km (0.117 R)
• M74: 36,960,697 km (0.107 R)
• M75: 37,095,784 km (0.118 R)
• M76: 37,434,324 km (0.06 R)
• M77: 40,596,673 km (0.079 R)
• M78: 41,085,410 km (0.076 R)
• M79: 41,365,606 km (0.083 R)
• M80: 42,068,567 km (0.068 R)
• M81: 42,633,897 km (0.083 R)
• M82: 43,272,979 km (0.086 R)
• M83: 43,344,038 km (0.089 R)
• M84: 43,772,038 km (0.048 R)
• M85: 43,915,053 km (0.104 R)
• M86: 44,201,384 km (0.088 R)
• M87: 44,273,191 km (0.11 R)
• M88: 44,920,201 km (0.073 R)
• M89: 46,005,534 km (0.068 R)
• M90: 46,733,776 km (0.068 R)
• M91: 46,879,934 km (0.049 R)
• M92: 47,026,240 km (0.043 R)
• M93: 47,465,908 km (0.107 R)
• M94: 49,759,543 km (0.112 R)

Planet 4 - Ice Giant

Semi-Major Axis: 16.87 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 706.7

Radius: 3.9

Gravity: 46.46 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 13.45 AU - 20.29 AU

Year: 24937 Days

Day: 20.8 Hours

Environment

Temp: -184 °C

Axial Tilt: 45.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (94)

Outer Limit: 89,065,833 km

• M1: 51,312 km (0.102 R)
• M2: 137,480 km (0.088 R)
• M3: 211,980 km (0.093 R)
• M4: 465,549 km (0.108 R)
• M5: 534,364 km (0.086 R)
• M6: 926,759 km (0.059 R)
• M7: 1,389,615 km (0.095 R)
• M8: 1,489,696 km (0.064 R)
• M9: 1,627,026 km (0.104 R)
• M10: 1,732,643 km (0.095 R)
• M11: 1,876,855 km (0.082 R)
• M12: 1,913,506 km (0.114 R)
• M13: 1,950,457 km (0.057 R)
• M14: 2,138,801 km (0.08 R)
• M15: 2,254,440 km (0.089 R)
• M16: 2,492,151 km (0.06 R)
• M17: 2,779,379 km (0.086 R)
• M18: 2,948,275 km (0.098 R)
• M19: 3,610,993 km (0.081 R)
• M20: 3,702,697 km (0.063 R)
• M21: 3,795,298 km (0.049 R)
• M22: 4,029,867 km (0.077 R)
• M23: 4,317,544 km (0.05 R)
• M24: 4,513,069 km (0.112 R)
• M25: 4,761,551 km (0.097 R)
• M26: 4,811,816 km (0.106 R)
• M27: 5,014,521 km (0.11 R)
• M28: 5,271,679 km (0.065 R)
• M29: 5,375,799 km (0.103 R)
• M30: 5,745,605 km (0.032 R)
• M31: 5,960,578 km (0.074 R)
• M32: 7,596,131 km (0.073 R)
• M33: 7,713,715 km (0.095 R)
• M34: 8,553,857 km (0.035 R)
• M35: 10,909,724 km (0.072 R)
• M36: 10,975,996 km (0.086 R)
• M37: 11,175,709 km (0.111 R)
• M38: 11,443,788 km (0.096 R)
• M39: 12,885,762 km (0.098 R)
• M40: 12,955,924 km (0.069 R)
• M41: 14,166,619 km (0.065 R)
• M42: 15,190,467 km (0.082 R)
• M43: 16,313,648 km (0.029 R)
• M44: 16,846,964 km (0.111 R)
• M45: 18,008,741 km (0.102 R)
• M46: 19,517,137 km (0.111 R)
• M47: 21,979,817 km (0.116 R)
• M48: 24,019,135 km (0.115 R)
• M49: 24,625,156 km (0.105 R)
• M50: 24,973,719 km (0.075 R)
• M51: 25,675,931 km (0.091 R)
• M52: 26,117,993 km (0.033 R)
• M53: 27,189,263 km (0.049 R)
• M54: 30,022,348 km (0.071 R)
• M55: 30,956,138 km (0.112 R)
• M56: 33,043,626 km (0.094 R)
• M57: 34,104,275 km (0.118 R)
• M58: 37,853,348 km (0.1 R)
• M59: 38,861,488 km (0.115 R)
• M60: 41,110,093 km (0.058 R)
• M61: 42,354,299 km (0.079 R)
• M62: 43,400,586 km (0.093 R)
• M63: 46,697,723 km (0.03 R)
• M64: 48,430,665 km (0.078 R)
• M65: 48,539,722 km (0.105 R)
• M66: 49,634,330 km (0.11 R)
• M67: 49,964,342 km (0.097 R)
• M68: 51,625,028 km (0.05 R)
• M69: 52,294,329 km (0.065 R)
• M70: 53,078,821 km (0.104 R)
• M71: 53,528,960 km (0.097 R)
• M72: 53,754,404 km (0.106 R)
• M73: 54,546,076 km (0.083 R)
• M74: 54,659,472 km (0.115 R)
• M75: 56,484,865 km (0.067 R)
• M76: 57,174,511 km (0.052 R)
• M77: 58,562,181 km (0.049 R)
• M78: 60,195,042 km (0.101 R)
• M79: 60,429,461 km (0.061 R)
• M80: 67,238,708 km (0.096 R)
• M81: 67,969,493 km (0.108 R)
• M82: 69,931,021 km (0.045 R)
• M83: 70,424,394 km (0.081 R)
• M84: 70,918,815 km (0.074 R)
• M85: 73,283,060 km (0.107 R)
• M86: 73,784,213 km (0.096 R)
• M87: 74,035,089 km (0.066 R)
• M88: 77,578,015 km (0.092 R)
• M89: 78,984,833 km (0.117 R)
• M90: 79,370,048 km (0.116 R)
• M91: 82,603,905 km (0.08 R)
• M92: 83,778,548 km (0.079 R)
• M93: 87,601,072 km (0.116 R)
• M94: 88,132,743 km (0.079 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: 497 - 12,185 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit