🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.31 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.05

Radius: 1.56

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 0.48 AU - 0.76 AU

Year: 171 Days

Day: 12.8 Hours

Environment

Temp: 221 °C

Axial Tilt: 0.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 30,689,560 km

• M1: 57,296 km (0.055 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.27 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.96

Radius: 0.98

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 1.18 AU - 1.36 AU

Year: 501 Days

Day: 15.1 Hours

Environment

Temp: 28 °C

Axial Tilt: 28.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 30,689,560 km

• M1: 33,959 km (0.078 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.18 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.81

Radius: 1.51

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 2.11 AU - 2.25 AU

Year: 1126 Days

Day: 42.4 Hours

Environment

Temp: -58 °C

Axial Tilt: 10.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 30,689,560 km

• M1: 297,849 km (0.103 R)
• M2: 838,197 km (0.113 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.27 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.8

Radius: 1.71

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 2.25 AU - 2.29 AU

Year: 1197 Days

Day: 28.4 Hours

Environment

Temp: -55 °C

Axial Tilt: 9.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 30,689,560 km

• M1: 318,643 km (0.074 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.66 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.95

Radius: 1.54

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 2.4 AU - 2.92 AU

Year: 1518 Days

Day: 42.4 Hours

Environment

Temp: -81 °C

Axial Tilt: 48 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 30,689,560 km

• M1: 318,643 km (0.11 R)
• M2: 1,012,628 km (0.109 R)

Planet 6 - Terrestrial

Semi-Major Axis: 4.07 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.82

Radius: 1.71

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 3.18 AU - 4.96 AU

Year: 2873 Days

Day: 37.1 Hours

Environment

Temp: -114 °C

Axial Tilt: 24.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Gas Giant

Semi-Major Axis: 8.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 234.2

Radius: 9

Gravity: 2.89 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 8.11 AU - 9.01 AU

Year: 8762 Days

Day: 10 Hours

Environment

Temp: -168 °C

Axial Tilt: 4.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (82)

Outer Limit: 30,689,560 km

• M1: 270,772 km (0.086 R)
• M2: 338,390 km (0.117 R)
• M3: 550,071 km (0.11 R)
• M4: 666,159 km (0.063 R)
• M5: 727,494 km (0.102 R)
• M6: 869,612 km (0.116 R)
• M7: 1,108,071 km (0.094 R)
• M8: 1,367,175 km (0.082 R)
• M9: 1,479,523 km (0.103 R)
• M10: 1,578,407 km (0.093 R)
• M11: 1,782,758 km (0.084 R)
• M12: 1,906,176 km (0.11 R)
• M13: 1,995,935 km (0.102 R)
• M14: 2,236,339 km (0.113 R)
• M15: 2,369,630 km (0.096 R)
• M16: 2,525,362 km (0.05 R)
• M17: 2,867,342 km (0.088 R)
• M18: 2,950,070 km (0.1 R)
• M19: 3,096,676 km (0.112 R)
• M20: 3,484,733 km (0.102 R)
• M21: 3,774,653 km (0.086 R)
• M22: 3,888,348 km (0.104 R)
• M23: 4,961,563 km (0.102 R)
• M24: 5,389,712 km (0.093 R)
• M25: 5,517,917 km (0.057 R)
• M26: 5,595,260 km (0.087 R)
• M27: 5,777,320 km (0.101 R)
• M28: 6,094,019 km (0.111 R)
• M29: 6,227,610 km (0.109 R)
• M30: 6,308,243 km (0.11 R)
• M31: 6,579,614 km (0.111 R)
• M32: 6,771,847 km (0.072 R)
• M33: 6,910,225 km (0.081 R)
• M34: 7,416,464 km (0.106 R)
• M35: 7,645,349 km (0.069 R)
• M36: 7,963,843 km (0.113 R)
• M37: 8,227,733 km (0.092 R)
• M38: 8,316,295 km (0.025 R)
• M39: 9,465,656 km (0.069 R)
• M40: 9,870,318 km (0.104 R)
• M41: 10,503,865 km (0.079 R)
• M42: 10,567,893 km (0.086 R)
• M43: 11,610,889 km (0.109 R)
• M44: 11,776,793 km (0.098 R)
• M45: 12,043,975 km (0.097 R)
• M46: 13,863,833 km (0.111 R)
• M47: 13,934,144 km (0.065 R)
• M48: 14,323,099 km (0.097 R)
• M49: 14,608,232 km (0.116 R)
• M50: 14,751,547 km (0.054 R)
• M51: 14,931,363 km (0.082 R)
• M52: 15,075,725 km (0.113 R)
• M53: 15,220,536 km (0.074 R)
• M54: 15,621,159 km (0.099 R)
• M55: 16,247,077 km (0.095 R)
• M56: 16,656,526 km (0.085 R)
• M57: 17,295,907 km (0.082 R)
• M58: 17,637,739 km (0.106 R)
• M59: 18,173,748 km (0.078 R)
• M60: 18,560,009 km (0.096 R)
• M61: 18,870,874 km (0.102 R)
• M62: 18,988,009 km (0.074 R)
• M63: 19,222,728 km (0.086 R)
• M64: 19,301,267 km (0.088 R)
• M65: 20,852,896 km (0.12 R)
• M66: 21,460,413 km (0.062 R)
• M67: 21,705,005 km (0.098 R)
• M68: 22,692,651 km (0.105 R)
• M69: 23,108,383 km (0.088 R)
• M70: 23,317,371 km (0.045 R)
• M71: 24,286,167 km (0.056 R)
• M72: 24,455,961 km (0.045 R)
• M73: 24,541,082 km (0.111 R)
• M74: 25,096,389 km (0.067 R)
• M75: 25,483,399 km (0.117 R)
• M76: 26,568,432 km (0.11 R)
• M77: 26,962,772 km (0.116 R)
• M78: 27,712,856 km (0.119 R)
• M79: 28,738,649 km (0.029 R)
• M80: 28,828,407 km (0.111 R)
• M81: 28,918,316 km (0.114 R)
• M82: 30,643,777 km (0.115 R)

Kuiper Belt

Range: 31.4 - 61.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 180 - 14,707 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit