🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.4 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.8 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.81

Radius: 1.87

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 0.68 AU - 0.92 AU

Year: 260 Days

Day: 34.5 Hours

Environment

Temp: 149 °C

Axial Tilt: 173.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 87,798,649 km

• M1: 428,299 km (0.088 R)

Planet 2 - Terrestrial

Semi-Major Axis: 2.2 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.97

Radius: 1.55

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 2.14 AU - 2.26 AU

Year: 1186 Days

Day: 28.9 Hours

Environment

Temp: -66 °C

Axial Tilt: 129.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 87,798,649 km

• M1: 1,616,106 km (0.089 R)

Planet 3 - Gas Giant

Semi-Major Axis: 12.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 680.6

Radius: 10.8

Gravity: 5.84 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 10.56 AU - 13.86 AU

Year: 15506 Days

Day: 12.6 Hours

Environment

Temp: -184 °C

Axial Tilt: 39.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (90)

Outer Limit: 87,798,649 km

• M1: 150,495 km (0.112 R)
• M2: 288,724 km (0.108 R)
• M3: 433,834 km (0.106 R)
• M4: 645,814 km (0.069 R)
• M5: 849,267 km (0.053 R)
• M6: 1,947,764 km (0.071 R)
• M7: 2,248,007 km (0.039 R)
• M8: 2,403,739 km (0.1 R)
• M9: 3,341,268 km (0.051 R)
• M10: 3,448,081 km (0.101 R)
• M11: 3,592,144 km (0.09 R)
• M12: 3,664,849 km (0.093 R)
• M13: 4,265,035 km (0.072 R)
• M14: 4,458,914 km (0.114 R)
• M15: 4,775,314 km (0.101 R)
• M16: 5,767,896 km (0.056 R)
• M17: 6,287,748 km (0.057 R)
• M18: 7,004,322 km (0.078 R)
• M19: 7,141,503 km (0.109 R)
• M20: 7,418,708 km (0.089 R)
• M21: 7,699,503 km (0.062 R)
• M22: 7,793,750 km (0.098 R)
• M23: 8,368,206 km (0.115 R)
• M24: 8,513,914 km (0.087 R)
• M25: 8,709,438 km (0.102 R)
• M26: 9,355,552 km (0.101 R)
• M27: 9,658,936 km (0.104 R)
• M28: 10,536,328 km (0.092 R)
• M29: 10,693,705 km (0.109 R)
• M30: 11,011,002 km (0.107 R)
• M31: 12,311,157 km (0.055 R)
• M32: 13,545,040 km (0.096 R)
• M33: 14,003,557 km (0.103 R)
• M34: 15,171,917 km (0.11 R)
• M35: 16,371,393 km (0.064 R)
• M36: 17,290,971 km (0.065 R)
• M37: 18,988,009 km (0.094 R)
• M38: 19,308,148 km (0.12 R)
• M39: 19,823,962 km (0.08 R)
• M40: 19,953,663 km (0.087 R)
• M41: 20,279,039 km (0.118 R)
• M42: 20,606,359 km (0.12 R)
• M43: 21,265,936 km (0.115 R)
• M44: 21,865,524 km (0.086 R)
• M45: 23,354,621 km (0.061 R)
• M46: 23,423,137 km (0.118 R)
• M47: 24,806,319 km (0.065 R)
• M48: 26,215,980 km (0.059 R)
• M49: 26,358,397 km (0.114 R)
• M50: 27,869,036 km (0.12 R)
• M51: 29,259,848 km (0.118 R)
• M52: 29,407,501 km (0.119 R)
• M53: 31,274,931 km (0.077 R)
• M54: 32,413,670 km (0.113 R)
• M55: 32,796,341 km (0.086 R)
• M56: 33,257,402 km (0.094 R)
• M57: 35,123,186 km (0.06 R)
• M58: 35,358,803 km (0.113 R)
• M59: 36,385,942 km (0.067 R)
• M60: 37,583,174 km (0.079 R)
• M61: 39,688,913 km (0.07 R)
• M62: 40,921,002 km (0.053 R)
• M63: 42,918,582 km (0.048 R)
• M64: 43,591,324 km (0.06 R)
• M65: 44,182,983 km (0.093 R)
• M66: 45,459,801 km (0.092 R)
• M67: 47,875,208 km (0.092 R)
• M68: 48,835,626 km (0.106 R)
• M69: 50,155,379 km (0.107 R)
• M70: 50,243,791 km (0.114 R)
• M71: 50,952,885 km (0.118 R)
• M72: 51,843,890 km (0.084 R)
• M73: 52,201,728 km (0.072 R)
• M74: 52,470,705 km (0.104 R)
• M75: 52,560,464 km (0.101 R)
• M76: 53,099,914 km (0.078 R)
• M77: 53,190,121 km (0.057 R)
• M78: 53,460,744 km (0.114 R)
• M79: 55,367,818 km (0.1 R)
• M80: 55,642,030 km (0.105 R)
• M81: 56,927,824 km (0.11 R)
• M82: 57,112,428 km (0.08 R)
• M83: 57,667,137 km (0.088 R)
• M84: 58,502,491 km (0.059 R)
• M85: 59,716,179 km (0.079 R)
• M86: 60,749,601 km (0.104 R)
• M87: 61,221,283 km (0.064 R)
• M88: 61,978,547 km (0.025 R)
• M89: 62,263,382 km (0.049 R)
• M90: 62,738,953 km (0.115 R)

Planet 4 - Ice Giant

Semi-Major Axis: 16.59 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 698

Radius: 7.2

Gravity: 13.46 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 16.47 AU - 16.71 AU

Year: 24558 Days

Day: 15.4 Hours

Environment

Temp: -190 °C

Axial Tilt: 8.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (96)

Outer Limit: 87,798,649 km

• M1: 130,300 km (0.065 R)
• M2: 283,937 km (0.089 R)
• M3: 639,381 km (0.114 R)
• M4: 765,044 km (0.062 R)
• M5: 1,129,614 km (0.103 R)
• M6: 1,283,101 km (0.026 R)
• M7: 1,748,799 km (0.097 R)
• M8: 4,012,364 km (0.103 R)
• M9: 4,248,131 km (0.083 R)
• M10: 4,537,154 km (0.068 R)
• M11: 5,597,952 km (0.096 R)
• M12: 5,861,544 km (0.045 R)
• M13: 6,346,091 km (0.042 R)
• M14: 7,012,101 km (0.051 R)
• M15: 7,642,207 km (0.084 R)
• M16: 7,758,594 km (0.104 R)
• M17: 8,052,405 km (0.084 R)
• M18: 8,650,946 km (0.106 R)
• M19: 8,955,677 km (0.062 R)
• M20: 9,140,131 km (0.075 R)
• M21: 9,450,397 km (0.104 R)
• M22: 9,638,292 km (0.074 R)
• M23: 9,890,663 km (0.104 R)
• M24: 10,209,157 km (0.11 R)
• M25: 12,394,782 km (0.088 R)
• M26: 13,154,440 km (0.107 R)
• M27: 13,294,164 km (0.102 R)
• M28: 13,364,176 km (0.073 R)
• M29: 14,214,341 km (0.076 R)
• M30: 16,641,118 km (0.084 R)
• M31: 17,708,798 km (0.101 R)
• M32: 18,563,001 km (0.082 R)
• M33: 19,271,946 km (0.107 R)
• M34: 19,589,991 km (0.108 R)
• M35: 21,781,001 km (0.109 R)
• M36: 22,112,211 km (0.112 R)
• M37: 22,278,414 km (0.107 R)
• M38: 22,445,066 km (0.111 R)
• M39: 22,528,542 km (0.109 R)
• M40: 22,612,017 km (0.117 R)
• M41: 22,947,416 km (0.096 R)
• M42: 24,993,615 km (0.078 R)
• M43: 25,427,150 km (0.088 R)
• M44: 25,514,216 km (0.038 R)
• M45: 27,008,699 km (0.078 R)
• M46: 28,712,319 km (0.068 R)
• M47: 29,257,604 km (0.12 R)
• M48: 29,622,922 km (0.106 R)
• M49: 31,472,250 km (0.1 R)
• M50: 31,752,896 km (0.049 R)
• M51: 32,883,706 km (0.063 R)
• M52: 33,168,391 km (0.077 R)
• M53: 35,087,582 km (0.102 R)
• M54: 35,670,266 km (0.111 R)
• M55: 36,158,404 km (0.032 R)
• M56: 36,550,500 km (0.062 R)
• M57: 36,943,942 km (0.034 R)
• M58: 37,437,765 km (0.059 R)
• M59: 38,631,705 km (0.082 R)
• M60: 39,636,255 km (0.113 R)
• M61: 41,261,337 km (0.088 R)
• M62: 43,323,095 km (0.12 R)
• M63: 43,739,575 km (0.066 R)
• M64: 43,843,845 km (0.056 R)
• M65: 44,996,646 km (0.07 R)
• M66: 46,584,627 km (0.115 R)
• M67: 48,083,149 km (0.113 R)
• M68: 49,271,704 km (0.11 R)
• M69: 51,017,811 km (0.113 R)
• M70: 51,127,615 km (0.052 R)
• M71: 51,898,344 km (0.097 R)
• M72: 52,562,109 km (0.112 R)
• M73: 54,345,765 km (0.063 R)
• M74: 57,743,282 km (0.114 R)
• M75: 57,972,167 km (0.082 R)
• M76: 61,910,032 km (0.094 R)
• M77: 62,966,791 km (0.111 R)
• M78: 63,202,408 km (0.119 R)
• M79: 66,172,673 km (0.118 R)
• M80: 67,012,366 km (0.101 R)
• M81: 68,702,523 km (0.066 R)
• M82: 71,632,397 km (0.115 R)
• M83: 72,124,574 km (0.074 R)
• M84: 72,865,084 km (0.065 R)
• M85: 72,988,801 km (0.11 R)
• M86: 74,478,198 km (0.074 R)
• M87: 75,601,827 km (0.058 R)
• M88: 76,228,493 km (0.108 R)
• M89: 76,730,992 km (0.107 R)
• M90: 76,856,804 km (0.066 R)
• M91: 77,739,431 km (0.108 R)
• M92: 80,535,266 km (0.091 R)
• M93: 82,202,684 km (0.099 R)
• M94: 83,751,919 km (0.109 R)
• M95: 85,441,178 km (0.113 R)
• M96: 86,879,263 km (0.051 R)

Kuiper Belt

Range: 30.2 - 59.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 454 - 16,340 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit